import os
from pyosys import libyosys as ys

__dir__ = os.path.dirname(os.path.abspath(__file__))
add_sub = os.path.join(__dir__, "..", "common", "add_sub.v")

base = ys.Design()
ys.run_pass(f"read_verilog {add_sub}", base)
ys.run_pass("hierarchy -top top", base)
ys.run_pass("proc", base)
ys.run_pass("equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5", base)

postopt = ys.Design()
ys.run_pass("design -load postopt", postopt)
ys.run_pass("cd top", postopt)
ys.run_pass("select -assert-min 25 t:LUT4", postopt)
ys.run_pass("select -assert-max 26 t:LUT4", postopt)
ys.run_pass("select -assert-count 10 t:PFUMX", postopt)
ys.run_pass("select -assert-count 6 t:L6MUX21", postopt)
ys.run_pass("select -assert-none t:LUT4 t:PFUMX t:L6MUX21 %% t:* %D", postopt)