chore: add runbench

Author: duongcongtoai

run_bench.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+#
+# run bench for 2 git hash/branch/tag
+#
+# ./run_bench.sh [baseline] [compare]
+# to only run some bench, use EXTRA_ARGS="--bench interleave_kernels \"interleave list struct.*\"" ./run_bench.sh HEAD main
+
+set -e
+
+function patch_cargo_toml() {
+    if [[ ! -z $(grep "bench = false" arrow/Cargo.toml) ]]; then 
+        echo "Patch not required"
+    else
+        echo "Patch required"
+        cp arrow/Cargo.toml arrow/Cargo.toml.org
+        sed '/^\[lib\]/a bench = false' arrow/Cargo.toml.org > arrow/Cargo.toml
+    fi
+}
+
+function run_bench( ) {
+    cmd="cargo bench ${EXTRA_ARGS} -- --save-baseline arrow-$1"
+    echo $cmd
+    bash -c "$cmd"
+}
+
+
+# checkout baseline and run bench 
+git checkout $1
+
+patch_cargo_toml 
+run_bench $1
+
+# checkout compare and run bench
+git reset --hard
+git checkout $2
+
+patch_cargo_toml 
+run_bench $2