Fix tracegen target and add to CI

.circleci/run-tests.sh

@@ -24,6 +24,10 @@ run_both () {
     run_asm $@
 }
 
+run_tracegen () {
+    make tracegen -C $LOCAL_SIM_DIR VERILATOR_INSTALL_DIR=$LOCAL_VERILATOR_DIR $@
+}
+
 case $1 in
     example)
         run_bmark ${mapping[$1]}
@@ -46,6 +50,9 @@ case $1 in
         export PATH=$RISCV/bin:$PATH
         make run-rv64uv-p-asm-tests -j$NPROC -C $LOCAL_SIM_DIR VERILATOR_INSTALL_DIR=$LOCAL_VERILATOR_DIR ${mapping[$1]}
         ;;
+    tracegen)
+        run_tracegen ${mapping[$1]}
+        ;;
     *)
         echo "No set of tests for $1. Did you spell it right?"
         exit 1