Upgrade-vlsi script

scripts/upgrade-vlsi.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+# exit script if any command fails
+set -e
+set -o pipefail
+
+# exit script if not in Chipyard conda env
+if [[ `basename $CONDA_PREFIX` != .conda-env ]]; then
+    echo 'ERROR: Chipyard conda env not activated. Please source env.sh and run this script again.'
+    exit
+fi
+
+# Get hammer submodules
+package_names=$(git ls-files --stage | grep 160000 | awk '$4 ~/vlsi\/hammer.*/ {print $4}')
+package_list=(${package_names})
+plen="${#package_list[@]}"
+
+if [[ ${plen} -gt 0 ]]; then
+    for p in "${package_list[@]}"; do
+        cd ${p}
+        echo "Updating current directory: $PWD"
+        git checkout master
+        git pull
+        cd - > /dev/null
+        git add ${p}
+        pip install -e ${p} --upgrade
+    done
+fi
+
+# Upgrade hammer-vlsi separately.
+pip install hammer-vlsi --upgrade
+
+
+