yosys/manual/PRESENTATION_ExOth/equiv.ys

# read test design
read_verilog ../PRESENTATION_ExSyn/techmap_01.v
hierarchy -top test

# create two version of the design: test_orig and test_mapped
copy test test_orig
rename test test_mapped

# apply the techmap only to test_mapped
techmap -map ../PRESENTATION_ExSyn/techmap_01_map.v test_mapped

# create a miter circuit to test equivalence
miter -equiv -make_assert -make_outputs test_orig test_mapped miter
flatten miter

# run equivalence check
sat -verify -prove-asserts -show-inputs -show-outputs miter