Convert vpd iff it's available

Signed-off-by: Wiktoria Kuna <[email protected]>

Author: wkkuna

verification/cocotb/common.mk

@@ -109,7 +109,9 @@ ifeq ($(SIM), vcs)
 
 .PHONY: convert-vpd2vcd
 convert-vpd2vcd: $(COCOTB_RESULTS_FILE)
-	vpd2vcd -full64 dump.vpd dump.vcd +splitpacked
+	if [ -e "dump.vpd" ] ; then \
+		vpd2vcd -full64 dump.vpd dump.vcd +splitpacked;\
+	fi
 
 all: sim convert-vpd2vcd