Subject: [Boost-commit] svn:boost r55106 - trunk/libs/spirit/benchmarks/qi
From: joel_at_[hidden]
Date: 2009-07-22 22:41:54
Author: djowel
Date: 2009-07-22 22:41:53 EDT (Wed, 22 Jul 2009)
New Revision: 55106
URL: http://svn.boost.org/trac/boost/changeset/55106
Log:
rename + minor tweaks
Added:
trunk/libs/spirit/benchmarks/qi/int_parser.cpp
- copied, changed from r55102, /trunk/libs/spirit/benchmarks/qi/uint_parser.cpp
Removed:
trunk/libs/spirit/benchmarks/qi/uint_parser.cpp
Text files modified:
trunk/libs/spirit/benchmarks/qi/int_parser.cpp | 33 ++++++---------------------------
1 files changed, 6 insertions(+), 27 deletions(-)
Copied: trunk/libs/spirit/benchmarks/qi/int_parser.cpp (from r55102, /trunk/libs/spirit/benchmarks/qi/uint_parser.cpp)
==============================================================================
--- /trunk/libs/spirit/benchmarks/qi/uint_parser.cpp (original)
+++ trunk/libs/spirit/benchmarks/qi/int_parser.cpp 2009-07-22 22:41:53 EDT (Wed, 22 Jul 2009)
@@ -37,15 +37,8 @@
atoi_test() : val(0) {}
void benchmark()
{
- this->val += atoi(first[0]);
- this->val += atoi(first[1]);
- this->val += atoi(first[2]);
- this->val += atoi(first[3]);
- this->val += atoi(first[4]);
- this->val += atoi(first[5]);
- this->val += atoi(first[6]);
- this->val += atoi(first[7]);
- this->val += atoi(first[8]);
+ for (int i = 0; i < 9; ++i)
+ this->val += atoi(first[i]);
}
int val; // This is needed to avoid dead-code elimination
@@ -57,15 +50,8 @@
strtol_test() : val(0) {}
void benchmark()
{
- this->val += strtol(first[0], const_cast<char**>(&last[0]), 10);
- this->val += strtol(first[1], const_cast<char**>(&last[1]), 10);
- this->val += strtol(first[2], const_cast<char**>(&last[2]), 10);
- this->val += strtol(first[3], const_cast<char**>(&last[3]), 10);
- this->val += strtol(first[4], const_cast<char**>(&last[4]), 10);
- this->val += strtol(first[5], const_cast<char**>(&last[5]), 10);
- this->val += strtol(first[6], const_cast<char**>(&last[6]), 10);
- this->val += strtol(first[7], const_cast<char**>(&last[7]), 10);
- this->val += strtol(first[8], const_cast<char**>(&last[8]), 10);
+ for (int i = 0; i < 9; ++i)
+ this->val += strtol(first[i], const_cast<char**>(&last[i]), 10);
}
int val; // This is needed to avoid dead-code elimination
@@ -89,15 +75,8 @@
namespace qi = boost::spirit::qi;
using qi::int_;
- this->val += parse(first[0], last[0]);
- this->val += parse(first[1], last[1]);
- this->val += parse(first[2], last[2]);
- this->val += parse(first[3], last[3]);
- this->val += parse(first[4], last[4]);
- this->val += parse(first[5], last[5]);
- this->val += parse(first[6], last[6]);
- this->val += parse(first[7], last[7]);
- this->val += parse(first[8], last[8]);
+ for (int i = 0; i < 9; ++i)
+ this->val += parse(first[i], last[i]);
}
int val; // This is needed to avoid dead-code elimination
Deleted: trunk/libs/spirit/benchmarks/qi/uint_parser.cpp
==============================================================================
--- trunk/libs/spirit/benchmarks/qi/uint_parser.cpp 2009-07-22 22:41:53 EDT (Wed, 22 Jul 2009)
+++ (empty file)
@@ -1,138 +0,0 @@
-/*=============================================================================
- Copyright (c) 2001-2009 Joel de Guzman
-
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-==============================================================================*/
-#include "../measure.hpp"
-#include <string>
-#include <vector>
-#include <cstdlib>
-#include <boost/spirit/include/qi.hpp>
-
-namespace
-{
- ///////////////////////////////////////////////////////////////////////////
- // Random number string generator
- std::string
- gen_int(int digits)
- {
- std::string result;
- if (rand()%2) // Prepend a '-'
- result += '-';
- result += '1' + (rand()%9); // The first digit cannot be '0'
-
- for (int i = 1; i < digits; ++i) // Generate the remaining digits
- result += '0' + (rand()%10);
- return result;
- }
-
- std::string numbers[9];
- char const* first[9];
- char const* last[9];
-
- ///////////////////////////////////////////////////////////////////////////
- struct atoi_test
- {
- atoi_test() : val(0) {}
- void benchmark()
- {
- this->val += atoi(first[0]);
- this->val += atoi(first[1]);
- this->val += atoi(first[2]);
- this->val += atoi(first[3]);
- this->val += atoi(first[4]);
- this->val += atoi(first[5]);
- this->val += atoi(first[6]);
- this->val += atoi(first[7]);
- this->val += atoi(first[8]);
- }
-
- int val; // This is needed to avoid dead-code elimination
- };
-
- ///////////////////////////////////////////////////////////////////////////
- struct strtol_test
- {
- strtol_test() : val(0) {}
- void benchmark()
- {
- this->val += strtol(first[0], const_cast<char**>(&last[0]), 10);
- this->val += strtol(first[1], const_cast<char**>(&last[1]), 10);
- this->val += strtol(first[2], const_cast<char**>(&last[2]), 10);
- this->val += strtol(first[3], const_cast<char**>(&last[3]), 10);
- this->val += strtol(first[4], const_cast<char**>(&last[4]), 10);
- this->val += strtol(first[5], const_cast<char**>(&last[5]), 10);
- this->val += strtol(first[6], const_cast<char**>(&last[6]), 10);
- this->val += strtol(first[7], const_cast<char**>(&last[7]), 10);
- this->val += strtol(first[8], const_cast<char**>(&last[8]), 10);
- }
-
- int val; // This is needed to avoid dead-code elimination
- };
-
- ///////////////////////////////////////////////////////////////////////////
- struct spirit_int_test
- {
- static int parse(char const* first, char const* last)
- {
- int n;
- namespace qi = boost::spirit::qi;
- using qi::int_;
- qi::parse(first, last, int_, n);
- return n;
- }
-
- spirit_int_test() : val(0) {}
- void benchmark()
- {
- namespace qi = boost::spirit::qi;
- using qi::int_;
-
- this->val += parse(first[0], last[0]);
- this->val += parse(first[1], last[1]);
- this->val += parse(first[2], last[2]);
- this->val += parse(first[3], last[3]);
- this->val += parse(first[4], last[4]);
- this->val += parse(first[5], last[5]);
- this->val += parse(first[6], last[6]);
- this->val += parse(first[7], last[7]);
- this->val += parse(first[8], last[8]);
- }
-
- int val; // This is needed to avoid dead-code elimination
- };
-}
-
-int main()
-{
- srand(time(0));
-
- // Generate random integers with 1 .. 9 digits
- // We test only 9 digits to avoid overflow
- std::cout << "///////////////////////////////////////////////////////////////////////////" << std::endl;
- std::cout << "Numbers to test:" << std::endl;
- for (int i = 0; i < 9; ++i)
- {
- numbers[i] = gen_int(i+1);
- first[i] = numbers[i].c_str();
- last[i] = first[i];
- while (*last[i])
- last[i]++;
- std::cout << i+1 << " digit number:" << numbers[i] << std::endl;
- }
- std::cout << "///////////////////////////////////////////////////////////////////////////" << std::endl;
-
- BOOST_SPIRIT_TEST_BENCHMARK(
- 10000000, // This is the maximum repetitions to execute
- (atoi_test)
- (strtol_test)
- (spirit_int_test)
- )
-
- // This is ultimately responsible for preventing all the test code
- // from being optimized away. Change this to return 0 and you
- // unplug the whole test's life support system.
- return test::live_code != 0;
-}
-