eigen/bench/perf_monitoring/gemm/run.sh
2015-10-07 16:06:48 +02:00

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#!/bin/bash
# ./run.sh gemm
# ./run.sh lazy_gemm
# Examples of environment variables to be set:
# PREFIX="haswell-fma-"
# CXX_FLAGS="-mfma"
# Options:
# -up : enforce the recomputation of existing data, and keep best results as a merging strategy
# -s : recompute selected changesets only and keep bests
bench=$1
if echo "$*" | grep '\-up' > /dev/null; then
update=true
else
update=false
fi
if echo "$*" | grep '\-s' > /dev/null; then
selected=true
else
selected=false
fi
global_args="$*"
if [ $selected == true ]; then
echo "Recompute selected changesets only and keep bests"
elif [ $update == true ]; then
echo "(Re-)Compute all changesets and keep bests"
else
echo "Skip previously computed changesets"
fi
if [ ! -d "eigen_src" ]; then
hg clone https://bitbucket.org/eigen/eigen eigen_src
else
cd eigen_src
hg pull -u
cd ..
fi
if [ ! -z '$CXX' ]; then
CXX=g++
fi
function make_backup
{
if [ -f "$1.out" ]; then
mv "$1.out" "$1.backup"
fi
}
function merge
{
count1=`echo $1 | wc -w`
count2=`echo $2 | wc -w`
if [ $count1 == $count2 ]; then
a=( $1 ); b=( $2 )
res=""
for (( i=0 ; i<$count1 ; i++ )); do
ai=${a[$i]}; bi=${b[$i]}
tmp=`echo "if ($ai > $bi) $ai else $bi " | bc -l`
res="$res $tmp"
done
echo $res
else
echo $1
fi
}
function test_current
{
rev=$1
scalar=$2
name=$3
prev=""
if [ -e "$name.backup" ]; then
prev=`grep $rev "$name.backup" | cut -c 14-`
fi
res=$prev
count_rev=`echo $prev | wc -w`
count_ref=`cat $bench"_settings.txt" | wc -l`
if echo "$global_args" | grep "$rev" > /dev/null; then
rev_found=true
else
rev_found=false
fi
# echo $update et $selected et $rev_found because $rev et "$global_args"
# echo $count_rev et $count_ref
if [ $update == true ] || [ $count_rev != $count_ref ] || ([ $selected == true ] && [ $rev_found == true ]); then
if $CXX -O2 -DNDEBUG -march=native $CXX_FLAGS -I eigen_src $bench.cpp -DSCALAR=$scalar -o $name; then
curr=`./$name`
if [ $count_rev == $count_ref ]; then
echo "merge previous $prev"
echo "with new $curr"
else
echo "got $curr"
fi
res=`merge "$curr" "$prev"`
# echo $res
echo "$rev $res" >> $name.out
else
echo "Compilation failed, skip rev $rev"
fi
else
echo "Skip existing results for $rev / $name"
echo "$rev $res" >> $name.out
fi
}
make_backup $PREFIX"s"$bench
make_backup $PREFIX"d"$bench
make_backup $PREFIX"c"$bench
cut -f1 -d"#" < changesets.txt | grep -E '[[:alnum:]]' | while read rev
do
if [ ! -z '$rev' ]; then
echo "Testing rev $rev"
cd eigen_src
hg up -C $rev > /dev/null
actual_rev=`hg identify | cut -f1 -d' '`
cd ..
test_current $actual_rev float $PREFIX"s"$bench
test_current $actual_rev double $PREFIX"d"$bench
test_current $actual_rev "std::complex<double>" $PREFIX"c"$bench
fi
done
echo "Float:"
cat $PREFIX"s"$bench.out"
echo ""
echo "Double:"
cat $PREFIX"d"$bench.out"
echo ""
echo "Complex:"
cat $PREFIX"c"$bench.out"
echo ""
./make_plot.sh $PREFIX"s"$bench $bench
./make_plot.sh $PREFIX"d"$bench $bench
./make_plot.sh $PREFIX"c"$bench $bench