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Loop test time work in progress.

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This commit is contained in:
Beman
2013-05-28 07:37:52 -04:00
parent 50b5488997
commit a55a44c67b
4 changed files with 121 additions and 67 deletions
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test/loop_time_test.cpp
+96 -57
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@@ -9,7 +9,7 @@
#define _SCL_SECURE_NO_WARNINGS
//#define BOOST_ENDIAN_NO_INTRINSICS
#define BOOST_ENDIAN_NO_INTRINSICS
//#define BOOST_ENDIAN_LOG
#include <boost/endian/detail/disable_warnings.hpp>
@@ -84,8 +84,9 @@ namespace
template <class T, class EndianT>
void time()
{
T total = 0;
{
cout << "*************Endian integer approach...\n";
// cout << "*************Endian integer approach...\n";
EndianT x(0);
boost::timer::cpu_timer t;
for (uint64_t i = 0; i < n; ++i)
@@ -93,11 +94,11 @@ namespace
x += static_cast<T>(i);
}
t.stop();
cout << "x: " << x << endl;
total += x;
cout << "<td align=\"right\">" << t.format(places, "%t") << " s</td>";
}
{
cout << "***************Endian conversion approach...\n";
// cout << "***************Endian conversion approach...\n";
T x(0);
boost::timer::cpu_timer t;
big_endian(x);
@@ -108,31 +109,41 @@ namespace
big_endian(x);
t.stop();
big_endian(x);
cout << "x: " << x << endl;
if (x != total)
throw std::logic_error("integer approach total != conversion approach total");
cout << "<td align=\"right\">" << t.format(places, "%t") << " s</td>";
}
}
//void test_big_int16()
//{
// cout << "<tr><td>16-bit aligned big endian</td>";
// time<int16_t, big_int16_t>(user::return_x_big_int16);
// time<int16_t, big_int16_t>(user::return_x_value_big_int16);
// time<int16_t, big_int16_t>(user::return_x_in_place_big_int16);
// time<int16_t, big_int16_t>(user::return_x_big_int16);
// cout << "</tr>\n";
//}
void test_big_int16()
{
cout << "<tr><td>16-bit aligned big endian</td>";
time<int16_t, big_int16_t>();
cout << "</tr>\n";
}
//void test_little_int16()
//{
// cout << "<tr><td>16-bit aligned little endian</td>";
// time<int16_t, little_int16_t>(user::return_x_little_int16);
// time<int16_t, little_int16_t>(user::return_x_value_little_int16);
// time<int16_t, little_int16_t>(user::return_x_in_place_little_int16);
// time<int16_t, little_int16_t>(user::return_x_little_int16);
// cout << "</tr>\n";
//}
void test_little_int16()
{
cout << "<tr><td>16-bit aligned little endian</td>";
time<int16_t, little_int16_t>();
cout << "</tr>\n";
}
void test_big_int16un()
{
cout << "<tr><td>16-bit unaligned big endian</td>";
time<int16_t, big_int16un_t>();
cout << "</tr>\n";
}
void test_little_int16un()
{
cout << "<tr><td>16-bit unaligned little endian</td>";
time<int16_t, little_int16un_t>();
cout << "</tr>\n";
}
void test_big_int32()
{
cout << "<tr><td>32-bit aligned big endian</td>";
@@ -140,32 +151,54 @@ namespace
cout << "</tr>\n";
}
//void test_little_int32()
//{
// cout << "<tr><td>32-bit aligned little endian</td>";
// time<int32_t, little_int32_t>();
// cout << "</tr>\n";
//}
void test_little_int32()
{
cout << "<tr><td>32-bit aligned little endian</td>";
time<int32_t, little_int32_t>();
cout << "</tr>\n";
}
//void test_big_int64()
//{
// cout << "<tr><td>64-bit aligned big endian</td>";
// time<int64_t, big_int64_t>(user::return_x_big_int64);
// time<int64_t, big_int64_t>(user::return_x_value_big_int64);
// time<int64_t, big_int64_t>(user::return_x_in_place_big_int64);
// time<int64_t, big_int64_t>(user::return_x_big_int64);
// cout << "</tr>\n";
//}
void test_big_int32un()
{
cout << "<tr><td>32-bit unaligned big endian</td>";
time<int32_t, big_int32un_t>();
cout << "</tr>\n";
}
//void test_little_int64()
//{
// cout << "<tr><td>64-bit aligned little endian</td>";
// time<int64_t, little_int64_t>(user::return_x_little_int64);
// time<int64_t, little_int64_t>(user::return_x_value_little_int64);
// time<int64_t, little_int64_t>(user::return_x_in_place_little_int64);
// time<int64_t, little_int64_t>(user::return_x_little_int64);
// cout << "</tr>\n";
//}
void test_little_int32un()
{
cout << "<tr><td>32-bit unaligned little endian</td>";
time<int32_t, little_int32un_t>();
cout << "</tr>\n";
}
void test_big_int64()
{
cout << "<tr><td>64-bit aligned big endian</td>";
time<int64_t, big_int64_t>();
cout << "</tr>\n";
}
void test_little_int64()
{
cout << "<tr><td>64-bit aligned little endian</td>";
time<int64_t, little_int64_t>();
cout << "</tr>\n";
}
void test_big_int64un()
{
cout << "<tr><td>64-bit unaligned big endian</td>";
time<int64_t, big_int64un_t>();
cout << "</tr>\n";
}
void test_little_int64un()
{
cout << "<tr><td>64-bit unaligned little endian</td>";
time<int64_t, little_int64un_t>();
cout << "</tr>\n";
}
} // unnamed namespace
@@ -176,7 +209,7 @@ int cpp_main(int argc, char* argv[])
process_command_line(argc, argv);
cout
<< "<html>\n<head>\n<title>Endian Speed Test</title>\n</head>\n<body>\n"
<< "<html>\n<head>\n<title>Endian Loop Time Test</title>\n</head>\n<body>\n"
<< "<table border=\"1\" cellpadding=\"5\" cellspacing=\"0\""
<< "style=\"border-collapse: collapse\" bordercolor=\"#111111\">\n"
<< "<tr><td colspan=\"6\" align=\"center\"><b>"
@@ -186,19 +219,25 @@ int cpp_main(int argc, char* argv[])
<< ", Intrinsics: " BOOST_ENDIAN_INTRINSIC_MSG
<< "</b></td></tr>\n"
<< "<tr><td><b>Test Case</b></td>\n"
"<td align=\"center\"><b>int<br>arg</b></td>\n"
"<td align=\"center\"><b>int<br>value(arg)</b></td>\n"
"<td align=\"center\"><b>int<br>in place(arg)</b></td>\n"
"<td align=\"center\"><b>Endian<br>arg</b></td>\n"
"<td align=\"center\"><b>Endian<br>type</b></td>\n"
"<td align=\"center\"><b>Endian<br>conversion<br>function</b></td>\n"
"</tr>\n"
;
//test_big_int16();
//test_little_int16();
test_big_int16();
test_little_int16();
test_big_int16un();
test_little_int16un();
test_big_int32();
//test_little_int32();
//test_big_int64();
//test_little_int64();
test_little_int32();
test_big_int32un();
test_little_int32un();
test_big_int64();
test_little_int64();
test_big_int64un();
test_little_int64un();
cout << "\n</table>\n</body>\n</html>\n";