8000 gh-128045: Mark unknown opcodes as deopting to themselves by DinoV · Pull Request #128044 · python/cpython · GitHub
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gh-128045: Mark unknown opcodes as deopting to themselves #128044

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Merged
merged 2 commits into from
May 19, 2025
Merged

gh-128045: Mark unknown opcodes as deopting to themselves #128044

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e37182c
Mark unknown opcodes as deopting to themselves
DinoV Dec 17, 2024
efe6990
Add extra assertions on number of opcodes emitted
DinoV Apr 2, 2025
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32 changes: 32 additions & 0 deletions Include/internal/pycore_opcode_metadata.h
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7 changes: 7 additions & 0 deletions Tools/cases_generator/opcode_metadata_generator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -157,6 +157,13 @@ def generate_deopt_table(analysis: Analysis, out: CWriter) -> None:
if inst.family is not None:
deopt = inst.family.name
deopts.append((inst.name, deopt))
defined = set(analysis.opmap.values())
for i in range(256):
if i not in defined:
deopts.append((f'{i}', f'{i}'))

assert len(deopts) == 256
assert len(set(x[0] for x in deopts)) == 256
for name, deopt in sorted(deopts):
out.emit(f"[{name}] = {deopt},\n")
out.emit("};\n\n")
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