Initial commit

Eigen3/bench/perf_monitoring/gemm/run.sh

@@ -0,0 +1,156 @@
+#!/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
+
+