Progress in SMV back-end

tests/smv/.gitignore

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+temp

tests/smv/run-single.sh

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+#!/bin/bash
+
+cat > $1.tpl <<EOT
+%module main
+  INVARSPEC ! bool(_trigger)
+EOT
+
+cat > $1.ys <<EOT
+echo on
+
+read_ilang $1.il
+hierarchy; proc; opt
+rename -top uut
+design -save gold
+
+synth
+design -stash gate
+
+design -copy-from gold -as gold uut
+design -copy-from gate -as gate uut
+miter -equiv -flatten gold gate main
+hierarchy -top main
+
+dump
+write_smv -tpl $1.tpl $1.smv
+EOT
+
+set -ex
+
+../../yosys -l $1.log -q $1.ys
+NuSMV -bmc $1.smv >> $1.log
+grep "^-- invariant .* is true" $1.log
+

tests/smv/run-test.sh

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+#!/bin/bash
+
+set -ex
+
+rm -rf temp
+mkdir -p temp
+
+../../yosys -p 'test_cell -muxdiv -w temp/test all'
+rm -f temp/test_{alu,fa,lcu,lut,macc}_*
+
+cat > temp/makefile << "EOT"
+all: $(addsuffix .ok,$(basename $(wildcard temp/test_*.il)))
+%.ok: %.il
+	bash run-single.sh $(basename $<)
+	touch $@
+EOT
+
+${MAKE:-make} -f temp/makefile
+