eigen/bench/perf_monitoring/gemm/run_gemm.sh
Gael Guennebaud a46061ab7b Make perf_monitoring/gemm script more flexible:
- skip existing dataset
  - add a "-up" option to recompute the dataset (see script header)
  - allow to specify a filename prefix
2015-02-26 16:12:58 +01:00

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#!/bin/bash
# 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
if echo "$*" | grep '\-up' > /dev/null; then
update=true
else
update=false
fi
if [ $update == true ]; then
echo "(Re-)Compute all changesets and keep bests"
else
echo "Skip previously computed changesets"
fi
if [ ! -d "eigen_src" ]; then
hg clone https://bitbucket.org/eigen/eigen eigen_src
fi
if [ ! -z '$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=`grep $rev "$name.backup" | cut -c 14-`
res=$prev
count_rev=`echo $prev | wc -w`
count_ref=`cat "settings.txt" | wc -l`
if [ $update == true ] || [ $count_rev != $count_ref ]; then
if $CXX -O2 -DNDEBUG -march=native $CXX_FLAGS -I eigen_src gemm.cpp -DSCALAR=$scalar -o $name; then
curr=`./$name`
echo merge $prev
echo with $curr
res=`merge "$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"sgemm"
make_backup $PREFIX"dgemm"
make_backup $PREFIX"cgemm"
cut -f1 -d"#" < changesets.txt | while read rev
do
if [ ! -z '$rev' ]; then
echo "Testing rev $rev"
cd eigen_src
hg up -C $rev
actual_rev=`hg identify | cut -f1 -d' '`
cd ..
test_current $actual_rev float $PREFIX"sgemm"
test_current $actual_rev double $PREFIX"dgemm"
test_current $actual_rev "std::complex<double>" $PREFIX"cgemm"
fi
done
echo "Float:"
cat $PREFIX"sgemm.out"
echo ""
echo "Double:"
cat $PREFIX"dgemm.out"
echo ""
echo "Complex:"
cat $PREFIX"cgemm.out"
echo ""
./make_plot.sh $PREFIX"sgemm"
./make_plot.sh $PREFIX"dgemm"
./make_plot.sh $PREFIX"cgemm"