chore: added benchmark comparison script

scripts/bench.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# This script analyses the peformance changes of commit $2 with respect to $1.
+
+cd "$(dirname "$0")"
+
+BEFORE_CHANGES_COMMIT=$1
+AFTER_CHANGES_COMMIT=$2
+
+git checkout -q $BEFORE_CHANGES_COMMIT
+echo "Running bechmark on commit $BEFORE_CHANGES_COMMIT"
+cargo bench --quiet --locked --bench blockifier_bench -- --save-baseline before_changes --noplot > /dev/null 2>&1
+
+git checkout -q $AFTER_CHANGES_COMMIT
+echo "Running bechmark on commit $AFTER_CHANGES_COMMIT"
+cargo bench --quiet --locked --bench blockifier_bench -- --save-baseline after_changes --noplot > /dev/null 2>&1
+
+cargo bench --quiet --bench blockifier_bench -- --load-baseline after_changes --baseline before_changes --noplot --verbose