OBJS += passes/pmgen/ice40_dsp.o passes/pmgen/ice40_dsp.o: passes/pmgen/ice40_dsp_pm.h EXTRA_OBJS += passes/pmgen/ice40_dsp_pm.h .SECONDARY: passes/pmgen/ice40_dsp_pm.h passes/pmgen/ice40_dsp_pm.h: passes/pmgen/ice40_dsp.pmg passes/pmgen/pmgen.py $(P) cd passes/pmgen && python3 pmgen.py ice40_dsp