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Check the existance of a different set of outputs. No need for (push 1) nor (pop 1)

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This commit is contained in:
Roland Coeurjoly 2024-07-08 18:29:58 +02:00 • committed by Emily Schmidt
parent 566e57d24f
commit 80582ed3af
2 changed files with 82 additions and 15 deletions
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28
tests/functional/single_cells/vcd_harness_smt.py
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@ -139,9 +139,6 @@ if result != 'sat':
smt_io.p_close()
sys.exit(1)
value = smt_io.get(f'(Y test_outputs_step_n0)')
print(f" Y: {value}")
# Store signal values
signals = {name: [] for name in list(inputs.keys()) + list(outputs.keys())}
# Retrieve and print values for each state
@ -151,6 +148,8 @@ def hex_to_bin(value):
bin_value = bin(int(hex_value, 16))[2:] # Convert to binary and remove the '0b' prefix
return f'b{bin_value.zfill(len(hex_value) * 4)}' # Add 'b' prefix and pad with zeros
return value
combined_assertions = []
for step in range(num_steps):
print(f"Values for step {step + 1}:")
for input_name, width in inputs.items():
@ -163,18 +162,17 @@ for step in range(num_steps):
value = hex_to_bin(value[1:])
print(f" {output_name}: {value}")
signals[output_name].append((step, value))
smt_io.write(f'(push 1)')
smt_io.write(f'(assert (not (= ({output_name} test_outputs_step_n{step}) #{value})))')
result = smt_io.check_sat(["unsat"])
if result != 'unsat':
smt_io.p_close()
sys.exit(1)
smt_io.write(f'(pop 1)')
result = smt_io.check_sat(["sat"])
if result != 'sat':
smt_io.p_close()
sys.exit(1)
combined_assertions.append(f'(= ({output_name} test_outputs_step_n{step}) #{value})')
# Create a single assertion covering all timesteps
combined_condition = " ".join(combined_assertions)
smt_io.write(f'(assert (not (and {combined_condition})))')
# Check the combined assertion
result = smt_io.check_sat(["unsat"])
if result != 'unsat':
smt_io.p_close()
sys.exit(1)
smt_io.p_close()
def write_vcd(filename, signals, timescale='1 ns', date='today'):