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test_ami_sort24.cpp
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test_ami_sort24.cpp
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// -*- mode: c++; tab-width: 4; indent-tabs-mode: t; c-file-style: "stroustrup"; -*-
// vi:set ts=4 sts=4 sw=4 noet :
// Copyright 2008, The TPIE development team
//
// This file is part of TPIE.
//
// TPIE is free software: you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License as published by the
// Free Software Foundation, either version 3 of the License, or (at your
// option) any later version.
//
// TPIE is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
// License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with TPIE. If not, see <http://www.gnu.org/licenses/>
#include <tpie/portability.h>
// Get information on the configuration to test.
#include "app_config.h"
#include "parse_args.h"
#include <tpie/sort.h>
#include <tpie/kb_sort.h>
// Utitlities for ascii output.
#include <tpie/scan_utils.h>
#include <tpie/cpu_timer.h>
#include <tpie/tpie.h>
using namespace tpie;
// This is the type of object we will sort.
union sort_obj
{
ami::kb_key key_val;
char filler[24];
// How to extract the key for key bucket sorting.
inline operator ami::kb_key(void) const
{
return key_val;
}
};
// A scan object to generate random keys.
class scan_random_so : ami::scan_object {
private:
TPIE_OS_OFFSET m_max;
TPIE_OS_OFFSET m_remaining;
public:
scan_random_so(TPIE_OS_OFFSET count = 1000, int seed = 17);
virtual ~scan_random_so(void);
ami::err initialize(void);
ami::err operate(sort_obj *out1, ami::SCAN_FLAG *sf);
};
scan_random_so::scan_random_so(TPIE_OS_OFFSET count, int seed) :
m_max(count), m_remaining(count) {
TP_LOG_APP_DEBUG("scan_random_so seed = ");
TP_LOG_APP_DEBUG(seed);
TP_LOG_APP_DEBUG('\n');
TPIE_OS_SRANDOM(seed);
}
scan_random_so::~scan_random_so(void)
{
}
ami::err scan_random_so::initialize(void)
{
m_remaining = m_max;
return ami::NO_ERROR;
};
ami::err scan_random_so::operate(sort_obj *out1, ami::SCAN_FLAG *sf)
{
if ((*sf = (m_remaining-- >0))) {
out1->key_val = TPIE_OS_RANDOM();
return ami::SCAN_CONTINUE;
} else {
return ami::SCAN_DONE;
}
};
static char def_srf[] = "oss.txt";
static char def_rrf[] = "osr.txt";
static char *sorted_results_filename = def_srf;
static char *rand_results_filename = def_rrf;
static bool report_results_random = false;
static bool report_results_sorted = false;
static bool kb_sort = false;
struct options app_opts[] = {
{ 10, "random-results-filename", "", "R", 1 },
{ 11, "report-results-random", "", "r", 0 },
{ 12, "sorted-results-filename", "", "S", 1 },
{ 13, "report-results-sorted", "", "s", 0 },
{ 14, "kb-sort", "", "k", 0 },
{ 0, NULL, NULL, NULL, 0 }
};
void parse_app_opts(int idx, char *opt_arg)
{
switch (idx) {
case 10:
rand_results_filename = opt_arg;
case 11:
report_results_random = true;
break;
case 12:
sorted_results_filename = opt_arg;
case 13:
report_results_sorted = true;
break;
case 14:
kb_sort = !kb_sort;
break;
}
}
int main(int argc, char **argv) {
tpie::tpie_init();
ami::err ae;
cpu_timer cput;
parse_args(argc, argv, app_opts, parse_app_opts);
if (verbose) {
std::cout << "test_size = " << test_size << "." << std::endl;
std::cout << "test_mm_size = " << static_cast<TPIE_OS_OUTPUT_SIZE_T>(test_mm_size) << "." << std::endl;
std::cout << "random_seed = " << random_seed << "." << std::endl;
} else {
std::cout << test_size << ' ' << static_cast<TPIE_OS_OUTPUT_SIZE_T>(test_mm_size) << ' ' << random_seed << ' ';
}
// Set the amount of main memory:
get_memory_manager().set_limit (test_mm_size);
ami::stream<sort_obj> amis0;
ami::stream<sort_obj> amis1;
// Write some ints.
scan_random_so rnds(test_size,random_seed);
ae = ami::scan(&rnds, &amis0);
if (verbose) {
std::cout << "Wrote the random values." << std::endl;
std::cout << "Stream length = " << amis0.stream_len() << std::endl;
}
// Streams for reporting random vand/or sorted values to ascii
// streams.
std::ofstream *oss;
ami::cxx_ostream_scan<sort_obj> *rpts = NULL;
std::ofstream *osr;
ami::cxx_ostream_scan<sort_obj> *rptr = NULL;
if (report_results_random) {
osr = new std::ofstream(rand_results_filename);
rptr = new ami::cxx_ostream_scan<sort_obj>(osr);
}
if (report_results_sorted) {
oss = new std::ofstream(sorted_results_filename);
rpts = new ami::cxx_ostream_scan<sort_obj>(oss);
}
if (report_results_random) {
ae = ami::scan(&amis0, rptr);
}
// Make the input stream read-once.
amis0.persist(PERSIST_READ_ONCE);
cput.reset();
cput.start();
if (kb_sort) {
ami::key_range range(KEY_MIN, KEY_MAX);
ae = ami::kb_sort(amis0, amis1, range);
} else {
ae = ami::sort(&amis0, &amis1);
}
cput.stop();
amis0.persist(PERSIST_DELETE);
if (verbose) {
std::cout << "Sorted them." << std::endl;
std::cout << "ae = " << ae << std::endl;
std::cout << "Sorted stream length = " << amis1.stream_len() << std::endl;
}
std::cout << cput;
if (report_results_sorted) {
ae = ami::scan(&amis1, rpts);
}
std::cout << std::endl;
tpie::tpie_finish();
return 0;
}