[Test] Add micro benchmark to a dedicated regression test

Author: tangxifan

openfpga_flow/regression_test_scripts/micro_benchmark_reg_test.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+set -e
+source openfpga.sh
+PYTHON_EXEC=python3.8
+###############################################
+# OpenFPGA Shell with VPR8
+##############################################
+echo -e "Micro benchmark regression tests";
+# TODO: enable this when flow-run script support same top module name in one task configuration file
+#run-task benchmark_sweep/counter --debug --show_thread_logs
+run-task benchmark_sweep/mac_units --debug --show_thread_logs