add show command

1 files changed, 3 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index c2824e5..f814a02 100644
--- a/Makefile
+++ b/Makefile
@@ -14,6 +14,9 @@ tangnano9k.cst:
 %.json: %.v
 	yosys -p "read_verilog $<; synth_gowin -top $* -json $@"
 
+show: $(PROGRAM).v
+	yosys -p "read_verilog $<; show $(PROGRAM)"
+
 %.pnr.json: %.json tangnano9k.cst
 	nextpnr-himbaechel --json $< --write $@ \
 	--device GW1NR-LV9QN88PC6/I5 --vopt family=GW1N-9C \