47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
import json
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import re
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import click
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def load_diff_file(f):
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diff = dict()
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diff_json = json.load(f)
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for pair in diff_json:
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if "old" not in pair or "new" not in pair:
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continue
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for old_opcode in pair["old"]:
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diff[int(old_opcode, 16)] = set(
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(int(new_opcode, 16) for new_opcode in pair["new"])
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)
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return diff
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@click.command()
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@click.argument("vtable_diff", type=click.File("r"))
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@click.argument("minor_patch_diff", type=click.File("r"))
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def sanity_check(vtable_diff, minor_patch_diff):
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"""
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Compares two JSON diff files to cross-check results from the different
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scripts in this repo.
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Example:
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python sanity_check.py vtable_diff.json minor_patch_diff.json
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"""
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diff1 = load_diff_file(vtable_diff)
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diff2 = load_diff_file(minor_patch_diff)
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for (old_opcode, new_opcodes) in diff2.items():
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if old_opcode not in diff1:
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if len(new_opcodes) < 50:
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print(f"Missing old opcode in vtable diff: {old_opcode}")
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continue
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other_new_opcodes = diff1[old_opcode]
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if list(other_new_opcodes)[0] not in new_opcodes:
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print(f"vtable diff mismatch for case {old_opcode} => {other_new_opcodes}")
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if __name__ == "__main__":
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sanity_check()
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