diff options
Diffstat (limited to 'gnuradio-examples/python/mp-sched/synthetic.py')
| -rwxr-xr-x | gnuradio-examples/python/mp-sched/synthetic.py | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/gnuradio-examples/python/mp-sched/synthetic.py b/gnuradio-examples/python/mp-sched/synthetic.py deleted file mode 100755 index e1fcb20bd..000000000 --- a/gnuradio-examples/python/mp-sched/synthetic.py +++ /dev/null @@ -1,118 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2008 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio 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; either version 3, or (at your option) -# any later version. -# -# GNU Radio 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. -# - -from gnuradio import gr, gru, eng_notation, blks2 -from gnuradio.eng_option import eng_option -from optparse import OptionParser -import os - - -class pipeline(gr.hier_block2): - def __init__(self, nstages, ntaps=256): - """ - Create a pipeline of nstages of gr.fir_filter_fff's connected in serial - terminating in a gr.null_sink. - """ - gr.hier_block2.__init__(self, "pipeline", - gr.io_signature(1, 1, gr.sizeof_float), - gr.io_signature(0, 0, 0)) - taps = ntaps*[1.0/ntaps] - upstream = self - for i in range(nstages): - op = gr.fir_filter_fff(1, taps) - self.connect(upstream, op) - upstream = op - - self.connect(upstream, gr.null_sink(gr.sizeof_float)) - - -class top(gr.top_block): - def __init__(self): - gr.top_block.__init__(self) - - default_nsamples = 10e6 - parser=OptionParser(option_class=eng_option) - parser.add_option("-p", "--npipelines", type="intx", default=1, - metavar="NPIPES", help="the number of pipelines to create (default=%default)") - parser.add_option("-s", "--nstages", type="intx", default=1, - metavar="NSTAGES", help="the number of stages in each pipeline (default=%default)") - parser.add_option("-N", "--nsamples", type="eng_float", default=default_nsamples, - help=("the number of samples to run through the graph (default=%s)" % - (eng_notation.num_to_str(default_nsamples)))) - parser.add_option("-m", "--machine-readable", action="store_true", default=False, - help="enable machine readable output") - - (options, args) = parser.parse_args() - if len(args) != 0: - parser.print_help() - raise SystemExit, 1 - - self.npipes = options.npipelines - self.nstages = options.nstages - self.nsamples = options.nsamples - self.machine_readable = options.machine_readable - - ntaps = 256 - - # Something vaguely like floating point ops - self.flop = 2 * ntaps * options.npipelines * options.nstages * options.nsamples - - src = gr.null_source(gr.sizeof_float) - head = gr.head(gr.sizeof_float, int(options.nsamples)) - self.connect(src, head) - - for n in range(options.npipelines): - self.connect(head, pipeline(options.nstages, ntaps)) - - -def time_it(tb): - start = os.times() - tb.run() - stop = os.times() - delta = map((lambda a, b: a-b), stop, start) - user, sys, childrens_user, childrens_sys, real = delta - total_user = user + childrens_user - total_sys = sys + childrens_sys - if tb.machine_readable: - print "%3d %3d %.3e %7.3f %7.3f %7.3f %7.3f %.6e %.3e" % ( - tb.npipes, tb.nstages, tb.nsamples, real, total_user, total_sys, (total_user+total_sys)/real, tb.flop, tb.flop/real) - else: - print "npipes %7d" % (tb.npipes,) - print "nstages %7d" % (tb.nstages,) - print "nsamples %s" % (eng_notation.num_to_str(tb.nsamples),) - print "real %7.3f" % (real,) - print "user %7.3f" % (total_user,) - print "sys %7.3f" % (total_sys,) - print "(user+sys)/real %7.3f" % ((total_user + total_sys)/real,) - print "pseudo_flop %s" % (eng_notation.num_to_str(tb.flop),) - print "pseudo_flop/real %s" % (eng_notation.num_to_str(tb.flop/real),) - - -if __name__ == "__main__": - try: - tb = top() - time_it(tb) - except KeyboardInterrupt: - raise SystemExit, 128 - - - - |