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merge with default branch

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This commit is contained in:
Gael Guennebaud
2010-03-04 18:47:52 +01:00
parent 65eba35f98 8ed1ef4469
commit cefd9b8888
100 changed files with 3081 additions and 1348 deletions
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46
bench/BenchTimer.h
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@@ -1,7 +1,7 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
// Copyright (C) 2008-2010 Gael Guennebaud <g.gael@free.fr>
// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com>
//
// Eigen is free software; you can redistribute it and/or
@@ -27,18 +27,20 @@
#define EIGEN_BENCH_TIMERR_H
#if defined(_WIN32) || defined(__CYGWIN__)
#define NOMINMAX
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
# ifndef NOMINMAX
# define NOMINMAX
# define EIGEN_BT_UNDEF_NOMINMAX
# endif
# ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
# define EIGEN_BT_UNDEF_WIN32_LEAN_AND_MEAN
# endif
# include <windows.h>
#else
#include <sys/time.h>
#include <time.h>
#include <unistd.h>
# include <unistd.h>
#endif
#include <cmath>
#include <cstdlib>
#include <numeric>
#include <Eigen/Core>
namespace Eigen
{
@@ -126,14 +128,13 @@ public:
inline double getRealTime()
{
#ifdef WIN32
SYSTEMTIME st;
GetSystemTime(&st);
return (double)st.wSecond + 1.e-3 * (double)st.wMilliseconds;
SYSTEMTIME st;
GetSystemTime(&st);
return (double)st.wSecond + 1.e-3 * (double)st.wMilliseconds;
#else
struct timeval tv;
struct timezone tz;
gettimeofday(&tv, &tz);
return (double)tv.tv_sec + 1.e-6 * (double)tv.tv_usec;
timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);
return double(ts.tv_sec) + 1e-9 * double(ts.tv_nsec);
#endif
}
@@ -161,4 +162,15 @@ protected:
}
// clean #defined tokens
#ifdef EIGEN_BT_UNDEF_NOMINMAX
# undef EIGEN_BT_UNDEF_NOMINMAX
# undef NOMINMAX
#endif
#ifdef EIGEN_BT_UNDEF_WIN32_LEAN_AND_MEAN
# undef EIGEN_BT_UNDEF_WIN32_LEAN_AND_MEAN
# undef WIN32_LEAN_AND_MEAN
#endif
#endif // EIGEN_BENCH_TIMERR_H

3
bench/bench_unrolling
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@@ -2,10 +2,11 @@
# gcc : CXX="g++ -finline-limit=10000 -ftemplate-depth-2000 --param max-inline-recursive-depth=2000"
# icc : CXX="icpc -fast -no-inline-max-size -fno-exceptions"
CXX=${CXX-g++ -finline-limit=10000 -ftemplate-depth-2000 --param max-inline-recursive-depth=2000} # default value
for ((i=1; i<16; ++i)); do
echo "Matrix size: $i x $i :"
$CXX -O3 -I.. -DNDEBUG benchmark.cpp -DMATSIZE=$i -DEIGEN_UNROLLING_LIMIT=1024 -DEIGEN_UNROLLING_LIMIT=400 -o benchmark && time ./benchmark >/dev/null
$CXX -O3 -I.. -DNDEBUG benchmark.cpp -DMATSIZE=$i -DEIGEN_UNROLLING_LIMIT=400 -o benchmark && time ./benchmark >/dev/null
$CXX -O3 -I.. -DNDEBUG -finline-limit=10000 benchmark.cpp -DMATSIZE=$i -DEIGEN_DONT_USE_UNROLLED_LOOPS=1 -o benchmark && time ./benchmark >/dev/null
echo " "
done

1
bench/benchmark_suite
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@@ -1,4 +1,5 @@
#!/bin/bash
CXX=${CXX-g++} # default value unless caller has defined CXX
echo "Fixed size 3x3, column-major, -DNDEBUG"
$CXX -O3 -I .. -DNDEBUG benchmark.cpp -o benchmark && time ./benchmark >/dev/null
echo "Fixed size 3x3, column-major, with asserts"