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mercury/tools/dd_speedtest
Zoltan Somogyi 47a1a02a92 Add vim modelines to most tools.
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#!/bin/sh
# vim: ft=sh ts=4 sw=4 et
#---------------------------------------------------------------------------#
# Copyright (C) 2005 The University of Melbourne.
# This file may only be copied under the terms of the GNU General
# Public License - see the file COPYING in the Mercury distribution.
#---------------------------------------------------------------------------#
#
# This script runs the declarative debugger on a given test case.
# The test program should be compiled in a .decldebug or .debug grade.
# A simulated debugging session is run where the program is debugged from
# the top call to main and `no' is answered to all questions until a bug is
# found.
# Before compiling the test program the following should be
# included in the trace/Mmake.trace.params file in the workspace which will be
# used to compile the test program:
# EXTRA_CFLAGS=-DMR_DD_PRINT_EDT_STATS
#
# This script is useful for comparing the memory consumption and/or the
# speed of different versions of the declarative debugger.
# Typical usage might be:
# dd_speedtest -c ./myprog -n 10 -d "-s divide_and_query -n 50000"
# where myprog is a program compiled in a .debug or .decldebug grade that
# generates lots of events (otherwise the times will be too small).
#
# The output of this script is two files: dd.stats which contains
# data for each reexecution of the program performed by the declarative
# debugger; and dd.stdout which records the output of the debugging session.
#
# The script extract_dd_stats in this directory can be used to summarize
# the data in dd.stats.
#
# This script will append data to dd.stats and dd.stdout, so they should be
# deleted first if this behaviour is not desired.
#
usage="Usage: dd_speedtest -c cmd [-n num_tests] [-d dd_options]"
cmd=""
limit=6
ddopts="-s divide_and_query -n 50000 -d 1"
while getopts c:n:d: flag; do
case $flag in
c) cmd="$OPTARG" ;;
d) ddopts="$OPTARG" ;;
n) limit="$OPTARG" ;;
\?) echo $usage; exit 1 ;;
*) echo internal error in getopts; exit 2 ;;
esac
done
shift `expr "$OPTIND" - 1`
if test "$cmd" == ""; then
echo $usage
exit 1
fi
total_runs=`expr $limit + 2`
echo START $ddopts >> dd.stats
count=1
while test $count -le $total_runs
do
if test $count == 1; then
run_name="FIRST"
else
if test $count == $total_runs; then
run_name="FINAL"
else
during_cnt=`expr $count - 1`
run_name="DURING$during_cnt"
fi
fi
echo $run_name >> dd.stats
echo STARTWCTIME = `date +"%s"` >> dd.stats
mdb $cmd << END1 2>> dd.stats >> dd.stdout
table_io start
finish
dd $ddopts --test
quit -y
END1
echo ENDWCTIME = `date +"%s"` >> dd.stats
count=`expr $count + 1`
done
echo END >> dd.stats