diff --git a/bench/perf_monitoring/gemm/changesets.txt b/bench/perf_monitoring/gemm/changesets.txt
index 40a71c781f..fb3e48e99c 100644
--- a/bench/perf_monitoring/gemm/changesets.txt
+++ b/bench/perf_monitoring/gemm/changesets.txt
@@ -42,4 +42,6 @@ before-evaluators
 6984:45f26866c091   # rm dynamic loop swapping, adjust lhs's micro panel height to fully exploit L1 cache
 6986:a675d05b6f8f   # blocking heuristic: block on the rhs in L1 if the lhs fit in L1.
 7013:f875e75f07e5   # organize a little our default cache sizes, and use a saner default L1 outside of x86 (10% faster on Nexus 5)
+7591:09a8e2186610   # 3.3-alpha1
+7650:b0f3c8f43025   # help clang inlining
 
diff --git a/bench/perf_monitoring/gemm/gemm.cpp b/bench/perf_monitoring/gemm/gemm.cpp
index 72eb9cab64..614bd47373 100644
--- a/bench/perf_monitoring/gemm/gemm.cpp
+++ b/bench/perf_monitoring/gemm/gemm.cpp
@@ -53,7 +53,7 @@ int main(int argc, char **argv)
 {
   std::vector<double> results;
   
-  std::ifstream settings("settings.txt");
+  std::ifstream settings("gemm_settings.txt");
   long m, n, k;
   while(settings >> m >> n >> k)
   {
diff --git a/bench/perf_monitoring/gemm/settings.txt b/bench/perf_monitoring/gemm/gemm_settings.txt
similarity index 100%
rename from bench/perf_monitoring/gemm/settings.txt
rename to bench/perf_monitoring/gemm/gemm_settings.txt
diff --git a/bench/perf_monitoring/lazy_gemm/lazy_gemm.cpp b/bench/perf_monitoring/gemm/lazy_gemm.cpp
similarity index 97%
rename from bench/perf_monitoring/lazy_gemm/lazy_gemm.cpp
rename to bench/perf_monitoring/gemm/lazy_gemm.cpp
index d8ccdb5ac6..b443218d7a 100644
--- a/bench/perf_monitoring/lazy_gemm/lazy_gemm.cpp
+++ b/bench/perf_monitoring/gemm/lazy_gemm.cpp
@@ -83,7 +83,7 @@ int main(int argc, char **argv)
 {
   std::vector<double> results;
   
-  std::ifstream settings("settings.txt");
+  std::ifstream settings("lazy_gemm_settings.txt");
   long m, n, k, t;
   while(settings >> m >> n >> k >> t)
   {
diff --git a/bench/perf_monitoring/lazy_gemm/settings.txt b/bench/perf_monitoring/gemm/lazy_gemm_settings.txt
similarity index 100%
rename from bench/perf_monitoring/lazy_gemm/settings.txt
rename to bench/perf_monitoring/gemm/lazy_gemm_settings.txt
diff --git a/bench/perf_monitoring/gemm/make_plot.sh b/bench/perf_monitoring/gemm/make_plot.sh
index 609c471f93..4d60535018 100755
--- a/bench/perf_monitoring/gemm/make_plot.sh
+++ b/bench/perf_monitoring/gemm/make_plot.sh
@@ -4,6 +4,7 @@
 # it reads $1.out
 # and generates $1.pdf
 WHAT=$1
+bench=$2
 
 header="rev "
 while read line
@@ -11,7 +12,7 @@ do
   if [ ! -z '$line' ]; then
     header="$header  \"$line\""
   fi
-done < settings.txt
+done < $bench"_settings.txt"
 
 echo $header > $WHAT.out.header
 cat $WHAT.out >> $WHAT.out.header
diff --git a/bench/perf_monitoring/gemm/run_gemm.sh b/bench/perf_monitoring/gemm/run.sh
similarity index 78%
rename from bench/perf_monitoring/gemm/run_gemm.sh
rename to bench/perf_monitoring/gemm/run.sh
index 3fa6a36619..bfb4ecfac6 100755
--- a/bench/perf_monitoring/gemm/run_gemm.sh
+++ b/bench/perf_monitoring/gemm/run.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+# ./run.sh gemm
+# ./run.sh lazy_gemm
+
 # Examples of environment variables to be set:
 #   PREFIX="haswell-fma-"
 #   CXX_FLAGS="-mfma"
@@ -8,6 +11,7 @@
 #   -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 "$*" | grep '\-up' > /dev/null; then
   update=true
@@ -84,7 +88,7 @@ function test_current
   fi
   res=$prev
   count_rev=`echo $prev |  wc -w`
-  count_ref=`cat "settings.txt" |  wc -l`
+  count_ref=`cat $bench"_settings.txt" |  wc -l`
   if echo "$global_args" | grep "$rev" > /dev/null; then
     rev_found=true
   else
@@ -93,7 +97,7 @@ function test_current
 #  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 $CXX_FLAGS -I eigen_src gemm.cpp -DSCALAR=$scalar -o $name; 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"
@@ -113,9 +117,9 @@ function test_current
   fi
 }
 
-make_backup $PREFIX"sgemm"
-make_backup $PREFIX"dgemm"
-make_backup $PREFIX"cgemm"
+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
@@ -126,27 +130,27 @@ do
     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"
+    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"sgemm.out"
+cat $PREFIX"s"$bench.out"
 echo ""
 
 echo "Double:"
-cat $PREFIX"dgemm.out"
+cat $PREFIX"d"$bench.out"
 echo ""
 
 echo "Complex:"
-cat $PREFIX"cgemm.out"
+cat $PREFIX"c"$bench.out"
 echo ""
 
-./make_plot.sh $PREFIX"sgemm"
-./make_plot.sh $PREFIX"dgemm"
-./make_plot.sh $PREFIX"cgemm"
+./make_plot.sh $PREFIX"s"$bench $bench
+./make_plot.sh $PREFIX"d"$bench $bench
+./make_plot.sh $PREFIX"c"$bench $bench
 
 
diff --git a/bench/perf_monitoring/lazy_gemm/changesets.txt b/bench/perf_monitoring/lazy_gemm/changesets.txt
deleted file mode 100644
index 40a71c781f..0000000000
--- a/bench/perf_monitoring/lazy_gemm/changesets.txt
+++ /dev/null
@@ -1,45 +0,0 @@
-#3.0.1
-#3.1.1
-#3.2.0
-3.2.4
-#5745:37f59e65eb6c
-5891:d8652709345d  # introduce AVX
-#5893:24b4dc92c6d3  # merge
-5895:997c2ef9fc8b  # introduce FMA
-#5904:e1eafd14eaa1  # complex and AVX
-5908:f8ee3c721251  # improve packing with ptranspose
-#5921:ca808bb456b0  # merge
-#5927:8b1001f9e3ac
-5937:5a4ca1ad8c53  # New gebp kernel handling up to 3 packets x 4 register-level blocks
-#5949:f3488f4e45b2  # merge
-#5969:e09031dccfd9  # Disable 3pX4 kernel on Altivec
-#5992:4a429f5e0483  # merge
-before-evaluators
-#6334:f6a45e5b8b7c  # Implement evaluator for sparse outer products
-#6639:c9121c60b5c7
-#6655:06f163b5221f  # Properly detect FMA support on ARM
-#6677:700e023044e7   # FMA has been wrongly disabled
-#6681:11d31dafb0e3
-#6699:5e6e8e10aad1   # merge default to tensors
-#6726:ff2d2388e7b9   # merge default to tensors
-#6742:0cbd6195e829   # merge default to tensors
-#6747:853d2bafeb8f   # Generalized the gebp apis
-6765:71584fd55762   # Made the blocking computation aware of the l3 cache; Also optimized the blocking parameters to take into account the number of threads used for a computation
-#6781:9cc5a931b2c6   # generalized gemv
-#6792:f6e1daab600a   # ensured that contractions that can be reduced to a matrix vector product
-#6844:039efd86b75c   # merge tensor
-6845:7333ed40c6ef   # change prefetching in gebp
-#6856:b5be5e10eb7f   # merge index conversion
-#6893:c3a64aba7c70   # clean blocking size computation
-#6898:6fb31ebe6492   # rotating kernel for ARM
-6899:877facace746   # rotating kernel for ARM only
-#6904:c250623ae9fa   # result_of
-6921:915f1b1fc158   # fix prefetching change for ARM
-6923:9ff25f6dacc6   # prefetching
-6933:52572e60b5d3   # blocking size strategy
-6937:c8c042f286b2   # avoid redundant pack_rhs
-6981:7e5d6f78da59   # dynamic loop swapping
-6984:45f26866c091   # rm dynamic loop swapping, adjust lhs's micro panel height to fully exploit L1 cache
-6986:a675d05b6f8f   # blocking heuristic: block on the rhs in L1 if the lhs fit in L1.
-7013:f875e75f07e5   # organize a little our default cache sizes, and use a saner default L1 outside of x86 (10% faster on Nexus 5)
-
diff --git a/bench/perf_monitoring/lazy_gemm/make_plot.sh b/bench/perf_monitoring/lazy_gemm/make_plot.sh
deleted file mode 100755
index 609c471f93..0000000000
--- a/bench/perf_monitoring/lazy_gemm/make_plot.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/bash
-
-# base name of the bench
-# it reads $1.out
-# and generates $1.pdf
-WHAT=$1
-
-header="rev "
-while read line
-do
-  if [ ! -z '$line' ]; then
-    header="$header  \"$line\""
-  fi
-done < settings.txt
-
-echo $header > $WHAT.out.header
-cat $WHAT.out >> $WHAT.out.header
-
-
-echo "set title '$WHAT'" > $WHAT.gnuplot
-echo "set key autotitle columnhead outside " >> $WHAT.gnuplot
-echo "set xtics rotate 1" >> $WHAT.gnuplot
-
-echo "set term pdf color rounded enhanced fontscale 0.35 size 7in,5in" >> $WHAT.gnuplot
-echo set output "'"$WHAT.pdf"'" >> $WHAT.gnuplot
-
-col=`cat settings.txt | wc -l`
-echo "plot for [col=2:$col+1] '$WHAT.out.header' using 0:col:xticlabels(1) with lines" >> $WHAT.gnuplot
-echo " " >>  $WHAT.gnuplot
-
-gnuplot -persist < $WHAT.gnuplot
-
-# generate a png file
-# convert -background white -density 120 -rotate 90 -resize 800 +dither -colors 256 -quality 0 $WHAT.ps -background white -flatten  .$WHAT.png
-
-# clean
-rm $WHAT.out.header $WHAT.gnuplot
\ No newline at end of file
diff --git a/bench/perf_monitoring/lazy_gemm/run_lazy_gemm.sh b/bench/perf_monitoring/lazy_gemm/run_lazy_gemm.sh
deleted file mode 100755
index 76640f66df..0000000000
--- a/bench/perf_monitoring/lazy_gemm/run_lazy_gemm.sh
+++ /dev/null
@@ -1,152 +0,0 @@
-#!/bin/bash
-
-# Examples of environment variables to be set:
-#   PREFIX="haswell-fma-"
-#   CXX_FLAGS="-mfma"
-
-# Options:
-#   -up : enforce the recomputation of existing data, and keep best results as a merging strategy
-#   -s  : recompute selected changesets only and keep bests
-
-
-if echo "$*" | 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 $prev |  wc -w`
-  count_ref=`cat "settings.txt" |  wc -l`
-  if echo "$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 $CXX_FLAGS -I eigen_src lazy_gemm.cpp -DSCALAR=$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"slazy_gemm"
-make_backup $PREFIX"dlazy_gemm"
-make_backup $PREFIX"clazy_gemm"
-
-cut -f1 -d"#" < changesets.txt | grep -E '[[:alnum:]]' | while read rev
-do
-  if [ ! -z '$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"slazy_gemm"
-    test_current $actual_rev double                 $PREFIX"dlazy_gemm"
-    test_current $actual_rev "std::complex<double>" $PREFIX"clazy_gemm"
-  fi
-  
-done
-
-echo "Float:"
-cat $PREFIX"slazy_gemm.out"
-echo ""
-
-echo "Double:"
-cat $PREFIX"dlazy_gemm.out"
-echo ""
-
-echo "Complex:"
-cat $PREFIX"clazy_gemm.out"
-echo ""
-
-./make_plot.sh $PREFIX"slazy_gemm"
-./make_plot.sh $PREFIX"dlazy_gemm"
-./make_plot.sh $PREFIX"clazy_gemm"
-
-