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/*
* HardInfo - Displays System Information
* Copyright (C) 2003-2007 Leandro A. F. Pereira <leandro@hardinfo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <fftbench.h>
static gpointer fft_for(unsigned int start, unsigned int end, void *data, gint thread_number)
{
unsigned int i;
FFTBench **benches = (FFTBench **)data;
FFTBench *fftbench = (FFTBench *)(benches[thread_number]);
for (i = start; i <= end; i++) {
fft_bench_run(fftbench);
}
return NULL;
}
static void
benchmark_fft(void)
{
gdouble elapsed = 0;
int n_cores, i;
gchar *temp;
FFTBench **benches;
shell_view_set_enabled(FALSE);
shell_status_update("Running FFT benchmark...");
/* Pre-allocate all benchmarks */
temp = module_call_method("devices::getProcessorCount");
n_cores = temp ? atoi(temp) : 1;
g_free(temp);
benches = g_new0(FFTBench *, n_cores);
for (i = 0; i < n_cores; i++) {
benches[i] = fft_bench_new();
}
/* Run the benchmark */
elapsed = benchmark_parallel_for(0, 4, fft_for, benches);
/* Free up the memory */
for (i = 0; i < n_cores; i++) {
fft_bench_free(benches[i]);
}
g_free(benches);
bench_results[BENCHMARK_FFT] = elapsed;
}
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