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[Backend Tester] Report PTE size #13249

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[Backend Tester] Report PTE size #13249

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GregoryComer Aug 8, 2025
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GregoryComer Aug 11, 2025
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7 changes: 7 additions & 0 deletions backends/test/suite/reporting.py
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Original file line number Diff line number Diff line change
Expand Up @@ -131,6 +131,9 @@ class TestCaseSummary:
undelegated_op_counts: Counter | None = None
""" The number of undelegated occurances of each operator in the graph. """

pte_size_bytes: int | None = None
""" The size of the PTE file in bytes. """


class TestSessionState:
test_case_summaries: list[TestCaseSummary]
Expand Down Expand Up @@ -302,6 +305,7 @@ def generate_csv_report(summary: RunSummary, output: TextIO):
"Undelegated Nodes",
"Delegated Ops",
"Undelegated Ops",
"PTE Size (Kb)",
]
)

Expand Down Expand Up @@ -336,5 +340,8 @@ def generate_csv_report(summary: RunSummary, output: TextIO):
row["Undelegated Nodes"] = _sum_op_counts(record.undelegated_op_counts)
row["Delegated Ops"] = _serialize_op_counts(record.delegated_op_counts)
row["Undelegated Ops"] = _serialize_op_counts(record.undelegated_op_counts)
row["PTE Size (Kb)"] = (
record.pte_size_bytes / 1000.0 if record.pte_size_bytes else ""
)

writer.writerow(row)
1 change: 1 addition & 0 deletions backends/test/suite/runner.py
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Expand Up @@ -129,6 +129,7 @@ def build_result(
if is_delegated:
try:
tester.to_executorch().serialize()
extra_stats["pte_size_bytes"] = len(tester.get_artifact())
except Exception as e:
# We could introduce a result value for this, but I'm not sure it's necessary.
# We can do this if we ever see to_executorch() or serialize() fail due a backend issue.
Expand Down
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