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Adding gem5 source to svn.

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
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friemel
2012-10-24 19:18:57 +00:00
parent f7ff71bd46
commit b41eec3f65
3222 changed files with 658579 additions and 1 deletions
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255
simulators/gem5/src/base/stats/info.hh Normal file
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/*
* Copyright (c) 2003-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
*/
#ifndef __BASE_STATS_INFO_HH__
#define __BASE_STATS_INFO_HH__
#include "base/stats/types.hh"
#include "base/flags.hh"
namespace Stats {
typedef uint16_t FlagsType;
typedef ::Flags<FlagsType> Flags;
/** Nothing extra to print. */
const FlagsType none = 0x0000;
/** This Stat is Initialized */
const FlagsType init = 0x0001;
/** Print this stat. */
const FlagsType display = 0x0002;
/** Print the total. */
const FlagsType total = 0x0010;
/** Print the percent of the total that this entry represents. */
const FlagsType pdf = 0x0020;
/** Print the cumulative percentage of total upto this entry. */
const FlagsType cdf = 0x0040;
/** Print the distribution. */
const FlagsType dist = 0x0080;
/** Don't print if this is zero. */
const FlagsType nozero = 0x0100;
/** Don't print if this is NAN */
const FlagsType nonan = 0x0200;
/** Mask of flags that can't be set directly */
const FlagsType __reserved = init | display;
struct StorageParams;
struct Output;
class Info
{
public:
/** The name of the stat. */
std::string name;
/** The separator string used for vectors, dist, etc. */
static std::string separatorString;
/** The description of the stat. */
std::string desc;
/** The formatting flags. */
Flags flags;
/** The display precision. */
int precision;
/** A pointer to a prerequisite Stat. */
const Info *prereq;
/**
* A unique stat ID for each stat in the simulator.
* Can be used externally for lookups as well as for debugging.
*/
static int id_count;
int id;
public:
const StorageParams *storageParams;
public:
Info();
virtual ~Info();
/** Set the name of this statistic */
void setName(const std::string &name);
void setSeparator(std::string _sep) { separatorString = _sep;}
/**
* Check that this stat has been set up properly and is ready for
* use
* @return true for success
*/
virtual bool check() const = 0;
bool baseCheck() const;
/**
* Enable the stat for use
*/
virtual void enable();
/**
* Prepare the stat for dumping.
*/
virtual void prepare() = 0;
/**
* Reset the stat to the default state.
*/
virtual void reset() = 0;
/**
* @return true if this stat has a value and satisfies its
* requirement as a prereq
*/
virtual bool zero() const = 0;
/**
* Visitor entry for outputing statistics data
*/
virtual void visit(Output &visitor) = 0;
/**
* Checks if the first stat's name is alphabetically less than the second.
* This function breaks names up at periods and considers each subname
* separately.
* @param stat1 The first stat.
* @param stat2 The second stat.
* @return stat1's name is alphabetically before stat2's
*/
static bool less(Info *stat1, Info *stat2);
};
class ScalarInfo : public Info
{
public:
virtual Counter value() const = 0;
virtual Result result() const = 0;
virtual Result total() const = 0;
};
class VectorInfo : public Info
{
public:
/** Names and descriptions of subfields. */
std::vector<std::string> subnames;
std::vector<std::string> subdescs;
public:
void enable();
public:
virtual size_type size() const = 0;
virtual const VCounter &value() const = 0;
virtual const VResult &result() const = 0;
virtual Result total() const = 0;
};
enum DistType { Deviation, Dist, Hist };
struct DistData
{
DistType type;
Counter min;
Counter max;
Counter bucket_size;
Counter min_val;
Counter max_val;
Counter underflow;
Counter overflow;
VCounter cvec;
Counter sum;
Counter squares;
Counter logs;
Counter samples;
};
class DistInfo : public Info
{
public:
/** Local storage for the entry values, used for printing. */
DistData data;
};
class VectorDistInfo : public Info
{
public:
std::vector<DistData> data;
/** Names and descriptions of subfields. */
std::vector<std::string> subnames;
std::vector<std::string> subdescs;
void enable();
protected:
/** Local storage for the entry values, used for printing. */
mutable VResult rvec;
public:
virtual size_type size() const = 0;
};
class Vector2dInfo : public Info
{
public:
/** Names and descriptions of subfields. */
std::vector<std::string> subnames;
std::vector<std::string> subdescs;
std::vector<std::string> y_subnames;
size_type x;
size_type y;
/** Local storage for the entry values, used for printing. */
mutable VCounter cvec;
void enable();
};
class FormulaInfo : public VectorInfo
{
public:
virtual std::string str() const = 0;
};
/** Data structure of sparse histogram */
struct SparseHistData
{
MCounter cmap;
Counter samples;
};
class SparseHistInfo : public Info
{
public:
/** Local storage for the entry values, used for printing. */
SparseHistData data;
};
} // namespace Stats
#endif // __BASE_STATS_INFO_HH__

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/*
* Copyright (c) 2004-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
*/
#ifndef __BASE_STATS_OUTPUT_HH__
#define __BASE_STATS_OUTPUT_HH__
#include <list>
#include <string>
namespace Stats {
class Info;
class ScalarInfo;
class VectorInfo;
class DistInfo;
class VectorDistInfo;
class Vector2dInfo;
class FormulaInfo;
class SparseHistInfo; // Sparse histogram
struct Output
{
virtual ~Output() {}
virtual void begin() = 0;
virtual void end() = 0;
virtual bool valid() const = 0;
virtual void visit(const ScalarInfo &info) = 0;
virtual void visit(const VectorInfo &info) = 0;
virtual void visit(const DistInfo &info) = 0;
virtual void visit(const VectorDistInfo &info) = 0;
virtual void visit(const Vector2dInfo &info) = 0;
virtual void visit(const FormulaInfo &info) = 0;
virtual void visit(const SparseHistInfo &info) = 0; // Sparse histogram
};
} // namespace Stats
#endif // __BASE_STATS_OUTPUT_HH__

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/*
* Copyright (c) 2004-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
*/
#if defined(__APPLE__)
#define _GLIBCPP_USE_C99 1
#endif
#if defined(__sun)
#include <math.h>
#endif
#include <cassert>
#ifdef __SUNPRO_CC
#include <math.h>
#endif
#include <cmath>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include "base/stats/info.hh"
#include "base/stats/text.hh"
#include "base/cast.hh"
#include "base/misc.hh"
#include "base/str.hh"
using namespace std;
#ifndef NAN
float __nan();
/** Define Not a number. */
#define NAN (__nan())
/** Need to define __nan() */
#define __M5_NAN
#endif
#ifdef __M5_NAN
float
__nan()
{
union {
uint32_t ui;
float f;
} nan;
nan.ui = 0x7fc00000;
return nan.f;
}
#endif
namespace Stats {
std::list<Info *> &statsList();
Text::Text()
: mystream(false), stream(NULL), descriptions(false)
{
}
Text::Text(std::ostream &stream)
: mystream(false), stream(NULL), descriptions(false)
{
open(stream);
}
Text::Text(const std::string &file)
: mystream(false), stream(NULL), descriptions(false)
{
open(file);
}
Text::~Text()
{
if (mystream) {
assert(stream);
delete stream;
}
}
void
Text::open(std::ostream &_stream)
{
if (stream)
panic("stream already set!");
mystream = false;
stream = &_stream;
if (!valid())
fatal("Unable to open output stream for writing\n");
}
void
Text::open(const std::string &file)
{
if (stream)
panic("stream already set!");
mystream = true;
stream = new ofstream(file.c_str(), ios::trunc);
if (!valid())
fatal("Unable to open statistics file for writing\n");
}
bool
Text::valid() const
{
return stream != NULL && stream->good();
}
void
Text::begin()
{
ccprintf(*stream, "\n---------- Begin Simulation Statistics ----------\n");
}
void
Text::end()
{
ccprintf(*stream, "\n---------- End Simulation Statistics ----------\n");
stream->flush();
}
bool
Text::noOutput(const Info &info)
{
if (!info.flags.isSet(display))
return true;
if (info.prereq && info.prereq->zero())
return true;
return false;
}
string
ValueToString(Result value, int precision)
{
stringstream val;
if (!std::isnan(value)) {
if (precision != -1)
val.precision(precision);
else if (value == rint(value))
val.precision(0);
val.unsetf(ios::showpoint);
val.setf(ios::fixed);
val << value;
} else {
val << "nan";
}
return val.str();
}
struct ScalarPrint
{
Result value;
string name;
string desc;
Flags flags;
bool descriptions;
int precision;
Result pdf;
Result cdf;
void update(Result val, Result total);
void operator()(ostream &stream) const;
};
void
ScalarPrint::update(Result val, Result total)
{
value = val;
if (total) {
pdf = val / total;
cdf += pdf;
}
}
void
ScalarPrint::operator()(ostream &stream) const
{
if ((flags.isSet(nozero) && value == 0.0) ||
(flags.isSet(nonan) && std::isnan(value)))
return;
stringstream pdfstr, cdfstr;
if (!std::isnan(pdf))
ccprintf(pdfstr, "%.2f%%", pdf * 100.0);
if (!std::isnan(cdf))
ccprintf(cdfstr, "%.2f%%", cdf * 100.0);
ccprintf(stream, "%-40s %12s %10s %10s", name,
ValueToString(value, precision), pdfstr, cdfstr);
if (descriptions) {
if (!desc.empty())
ccprintf(stream, " # %s", desc);
}
stream << endl;
}
struct VectorPrint
{
string name;
string separatorString;
string desc;
vector<string> subnames;
vector<string> subdescs;
Flags flags;
bool descriptions;
int precision;
VResult vec;
Result total;
void operator()(ostream &stream) const;
};
void
VectorPrint::operator()(std::ostream &stream) const
{
size_type _size = vec.size();
Result _total = 0.0;
if (flags.isSet(pdf | cdf)) {
for (off_type i = 0; i < _size; ++i) {
_total += vec[i];
}
}
string base = name + separatorString;
ScalarPrint print;
print.name = name;
print.desc = desc;
print.precision = precision;
print.descriptions = descriptions;
print.flags = flags;
print.pdf = _total ? 0.0 : NAN;
print.cdf = _total ? 0.0 : NAN;
bool havesub = !subnames.empty();
if (_size == 1) {
print.value = vec[0];
print(stream);
return;
}
for (off_type i = 0; i < _size; ++i) {
if (havesub && (i >= subnames.size() || subnames[i].empty()))
continue;
print.name = base + (havesub ? subnames[i] : to_string(i));
print.desc = subdescs.empty() ? desc : subdescs[i];
print.update(vec[i], _total);
print(stream);
}
if (flags.isSet(::Stats::total)) {
print.pdf = NAN;
print.cdf = NAN;
print.name = base + "total";
print.desc = desc;
print.value = total;
print(stream);
}
}
struct DistPrint
{
string name;
string separatorString;
string desc;
Flags flags;
bool descriptions;
int precision;
const DistData &data;
DistPrint(const Text *text, const DistInfo &info);
DistPrint(const Text *text, const VectorDistInfo &info, int i);
void init(const Text *text, const Info &info);
void operator()(ostream &stream) const;
};
DistPrint::DistPrint(const Text *text, const DistInfo &info)
: data(info.data)
{
init(text, info);
}
DistPrint::DistPrint(const Text *text, const VectorDistInfo &info, int i)
: data(info.data[i])
{
init(text, info);
name = info.name + "_" +
(info.subnames[i].empty() ? (to_string(i)) : info.subnames[i]);
if (!info.subdescs[i].empty())
desc = info.subdescs[i];
}
void
DistPrint::init(const Text *text, const Info &info)
{
name = info.name;
separatorString = info.separatorString;
desc = info.desc;
flags = info.flags;
precision = info.precision;
descriptions = text->descriptions;
}
void
DistPrint::operator()(ostream &stream) const
{
string base = name + separatorString;
ScalarPrint print;
print.precision = precision;
print.flags = flags;
print.descriptions = descriptions;
print.desc = desc;
print.pdf = NAN;
print.cdf = NAN;
print.name = base + "samples";
print.value = data.samples;
print(stream);
print.name = base + "mean";
print.value = data.samples ? data.sum / data.samples : NAN;
print(stream);
if (data.type == Hist) {
print.name = base + "gmean";
print.value = data.samples ? exp(data.logs / data.samples) : NAN;
print(stream);
}
Result stdev = NAN;
if (data.samples)
stdev = sqrt((data.samples * data.squares - data.sum * data.sum) /
(data.samples * (data.samples - 1.0)));
print.name = base + "stdev";
print.value = stdev;
print(stream);
if (data.type == Deviation)
return;
size_t size = data.cvec.size();
Result total = 0.0;
if (data.type == Dist && data.underflow != NAN)
total += data.underflow;
for (off_type i = 0; i < size; ++i)
total += data.cvec[i];
if (data.type == Dist && data.overflow != NAN)
total += data.overflow;
if (total) {
print.pdf = 0.0;
print.cdf = 0.0;
}
if (data.type == Dist && data.underflow != NAN) {
print.name = base + "underflows";
print.update(data.underflow, total);
print(stream);
}
for (off_type i = 0; i < size; ++i) {
stringstream namestr;
namestr << base;
Counter low = i * data.bucket_size + data.min;
Counter high = ::min(low + data.bucket_size - 1.0, data.max);
namestr << low;
if (low < high)
namestr << "-" << high;
print.name = namestr.str();
print.update(data.cvec[i], total);
print(stream);
}
if (data.type == Dist && data.overflow != NAN) {
print.name = base + "overflows";
print.update(data.overflow, total);
print(stream);
}
print.pdf = NAN;
print.cdf = NAN;
if (data.type == Dist && data.min_val != NAN) {
print.name = base + "min_value";
print.value = data.min_val;
print(stream);
}
if (data.type == Dist && data.max_val != NAN) {
print.name = base + "max_value";
print.value = data.max_val;
print(stream);
}
print.name = base + "total";
print.value = total;
print(stream);
}
void
Text::visit(const ScalarInfo &info)
{
if (noOutput(info))
return;
ScalarPrint print;
print.value = info.result();
print.name = info.name;
print.desc = info.desc;
print.flags = info.flags;
print.descriptions = descriptions;
print.precision = info.precision;
print.pdf = NAN;
print.cdf = NAN;
print(*stream);
}
void
Text::visit(const VectorInfo &info)
{
if (noOutput(info))
return;
size_type size = info.size();
VectorPrint print;
print.name = info.name;
print.separatorString = info.separatorString;
print.desc = info.desc;
print.flags = info.flags;
print.descriptions = descriptions;
print.precision = info.precision;
print.vec = info.result();
print.total = info.total();
if (!info.subnames.empty()) {
for (off_type i = 0; i < size; ++i) {
if (!info.subnames[i].empty()) {
print.subnames = info.subnames;
print.subnames.resize(size);
for (off_type i = 0; i < size; ++i) {
if (!info.subnames[i].empty() &&
!info.subdescs[i].empty()) {
print.subdescs = info.subdescs;
print.subdescs.resize(size);
break;
}
}
break;
}
}
}
print(*stream);
}
void
Text::visit(const Vector2dInfo &info)
{
if (noOutput(info))
return;
bool havesub = false;
VectorPrint print;
if (!info.y_subnames.empty()) {
for (off_type i = 0; i < info.y; ++i) {
if (!info.y_subnames[i].empty()) {
print.subnames = info.y_subnames;
}
break;
}
}
print.flags = info.flags;
print.separatorString = info.separatorString;
print.descriptions = descriptions;
print.precision = info.precision;
if (!info.subnames.empty()) {
for (off_type i = 0; i < info.x; ++i)
if (!info.subnames[i].empty())
havesub = true;
}
VResult tot_vec(info.y);
Result super_total = 0.0;
for (off_type i = 0; i < info.x; ++i) {
if (havesub && (i >= info.subnames.size() || info.subnames[i].empty()))
continue;
off_type iy = i * info.y;
VResult yvec(info.y);
Result total = 0.0;
for (off_type j = 0; j < info.y; ++j) {
yvec[j] = info.cvec[iy + j];
tot_vec[j] += yvec[j];
total += yvec[j];
super_total += yvec[j];
}
print.name = info.name + "_" +
(havesub ? info.subnames[i] : to_string(i));
print.desc = info.desc;
print.vec = yvec;
print.total = total;
print(*stream);
}
if (info.flags.isSet(::Stats::total) && (info.x > 1)) {
print.name = info.name;
print.desc = info.desc;
print.vec = tot_vec;
print.total = super_total;
print(*stream);
}
}
void
Text::visit(const DistInfo &info)
{
if (noOutput(info))
return;
DistPrint print(this, info);
print(*stream);
}
void
Text::visit(const VectorDistInfo &info)
{
if (noOutput(info))
return;
for (off_type i = 0; i < info.size(); ++i) {
DistPrint print(this, info, i);
print(*stream);
}
}
void
Text::visit(const FormulaInfo &info)
{
visit((const VectorInfo &)info);
}
/*
This struct implements the output methods for the sparse
histogram stat
*/
struct SparseHistPrint
{
string name;
string separatorString;
string desc;
Flags flags;
bool descriptions;
int precision;
const SparseHistData &data;
SparseHistPrint(const Text *text, const SparseHistInfo &info);
void init(const Text *text, const Info &info);
void operator()(ostream &stream) const;
};
/* Call initialization function */
SparseHistPrint::SparseHistPrint(const Text *text, const SparseHistInfo &info)
: data(info.data)
{
init(text, info);
}
/* Initialization function */
void
SparseHistPrint::init(const Text *text, const Info &info)
{
name = info.name;
separatorString = info.separatorString;
desc = info.desc;
flags = info.flags;
precision = info.precision;
descriptions = text->descriptions;
}
/* Grab data from map and write to output stream */
void
SparseHistPrint::operator()(ostream &stream) const
{
string base = name + separatorString;
ScalarPrint print;
print.precision = precision;
print.flags = flags;
print.descriptions = descriptions;
print.desc = desc;
print.pdf = NAN;
print.cdf = NAN;
print.name = base + "samples";
print.value = data.samples;
print(stream);
MCounter::const_iterator it;
for (it = data.cmap.begin(); it != data.cmap.end(); it++) {
stringstream namestr;
namestr << base;
namestr <<(*it).first;
print.name = namestr.str();
print.value = (*it).second;
print(stream);
}
print.pdf = NAN;
print.cdf = NAN;
print.name = base + "total";
print.value = total;
print(stream);
}
void
Text::visit(const SparseHistInfo &info)
{
if (noOutput(info))
return;
SparseHistPrint print(this, info);
print(*stream);
}
Output *
initText(const string &filename, bool desc)
{
static Text text;
static bool connected = false;
if (!connected) {
ostream *os = simout.find(filename);
if (!os)
os = simout.create(filename);
text.open(*os);
text.descriptions = desc;
connected = true;
}
return &text;
}
} // namespace Stats

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/*
* Copyright (c) 2004-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
*/
#ifndef __BASE_STATS_TEXT_HH__
#define __BASE_STATS_TEXT_HH__
#include <iosfwd>
#include <string>
#include "base/stats/output.hh"
#include "base/output.hh"
namespace Stats {
class Text : public Output
{
protected:
bool mystream;
std::ostream *stream;
protected:
bool noOutput(const Info &info);
public:
bool descriptions;
public:
Text();
Text(std::ostream &stream);
Text(const std::string &file);
~Text();
void open(std::ostream &stream);
void open(const std::string &file);
// Implement Visit
virtual void visit(const ScalarInfo &info);
virtual void visit(const VectorInfo &info);
virtual void visit(const DistInfo &info);
virtual void visit(const VectorDistInfo &info);
virtual void visit(const Vector2dInfo &info);
virtual void visit(const FormulaInfo &info);
virtual void visit(const SparseHistInfo &info);
// Implement Output
virtual bool valid() const;
virtual void begin();
virtual void end();
};
Output *initText(const std::string &filename, bool desc);
} // namespace Stats
#endif // __BASE_STATS_TEXT_HH__

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/*
* Copyright (c) 2004-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
*/
#ifndef __BASE_STATS_TYPES_HH__
#define __BASE_STATS_TYPES_HH__
#include <limits>
#include <map>
#include <vector>
#include "base/types.hh"
namespace Stats {
/** All counters are of 64-bit values. */
typedef double Counter;
/** vector of counters. */
typedef std::vector<Counter> VCounter;
/** map of counters */
typedef std::map<Counter, int> MCounter;
typedef std::numeric_limits<Counter> CounterLimits;
/** All results are doubles. */
typedef double Result;
/** vector of results. */
typedef std::vector<Result> VResult;
typedef unsigned int size_type;
typedef unsigned int off_type;
} // namespace Stats
#endif // __BASE_STATS_TYPES_HH__