#! /usr/bin/env perl

# experiment 04: dynamic parallelism vs other approaches (1 thread block or 1
# host stream / bunch)
do "../common.pl";

# test parameters
$step = 4000;
$ntries = 5;

init_exp();

#output file
$out_file = "./exp-04.csv";
open(CSV, ">", $out_file) or die "cannot open $out_file: $!";

for($nhits = $step; $nhits < $max_nhits; $nhits += $step) {
		run_test("-Bhstream -b2000");
		$hstream_time = $avg_time;
		$hstream_perf = $perf;
		run_test("-Btblock -b1000");
		$tblock_time = $avg_time;
		$tblock_perf = $perf;
		run_test("-Bdyn -b1000");
		$dyn_time = $avg_time;
		$dyn_perf = $perf;
		$str = sprintf "%6d %6.3f %6.3f %6.3f %6.3f %6.3f %6.3f\n", $nhits, $hstream_time,
				$tblock_time, $dyn_time, $hstream_perf, $tblock_perf, $dyn_perf;
		printf CSV "%s", $str;
		printf "%s", $str;
}

close CSV;