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gh-128891: add specialized opcodes to opcode.opname (#128892)

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Irit Katriel 2025-01-15 21:02:32 +00:00 • committed by GitHub
parent 256d6d2131
commit 5eee2fe2b0
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4 changed files with 15 additions and 4 deletions
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5
Lib/opcode.py
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@ -17,8 +17,9 @@ from _opcode_metadata import (_specializations, _specialized_opmap, opmap, # no
EXTENDED_ARG = opmap['EXTENDED_ARG'] EXTENDED_ARG = opmap['EXTENDED_ARG']
opname = ['<%r>' % (op,) for op in range(max(opmap.values()) + 1)] opname = ['<%r>' % (op,) for op in range(max(opmap.values()) + 1)]
for op, i in opmap.items(): for m in (opmap, _specialized_opmap):
opname[i] = op for op, i in m.items():
opname[i] = op
cmp_op = ('<', '<=', '==', '!=', '>', '>=') cmp_op = ('<', '<=', '==', '!=', '>', '>=')

7
Lib/test/test__opcode.py
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@ -38,6 +38,13 @@ class OpListTests(unittest.TestCase):
opcodes = [dis.opmap[opname] for opname in names] opcodes = [dis.opmap[opname] for opname in names]
self.check_bool_function_result(_opcode.is_valid, opcodes, True) self.check_bool_function_result(_opcode.is_valid, opcodes, True)
def test_opmaps(self):
def check_roundtrip(name, map):
return self.assertEqual(opcode.opname[map[name]], name)
check_roundtrip('BINARY_OP', opcode.opmap)
check_roundtrip('BINARY_OP_ADD_INT', opcode._specialized_opmap)
def test_oplists(self): def test_oplists(self):
def check_function(self, func, expected): def check_function(self, func, expected):
for op in [-10, 520]: for op in [-10, 520]:

6
Lib/test/test_dis.py
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@ -999,12 +999,14 @@ class DisTests(DisTestBase):
def test_widths(self): def test_widths(self):
long_opcodes = set(['JUMP_BACKWARD_NO_INTERRUPT', long_opcodes = set(['JUMP_BACKWARD_NO_INTERRUPT',
'INSTRUMENTED_CALL_FUNCTION_EX']) 'INSTRUMENTED_CALL_FUNCTION_EX'])
for opcode, opname in enumerate(dis.opname): for op, opname in enumerate(dis.opname):
if opname in long_opcodes or opname.startswith("INSTRUMENTED"): if opname in long_opcodes or opname.startswith("INSTRUMENTED"):
continue continue
if opname in opcode._specialized_opmap:
continue
with self.subTest(opname=opname): with self.subTest(opname=opname):
width = dis._OPNAME_WIDTH width = dis._OPNAME_WIDTH
if opcode in dis.hasarg: if op in dis.hasarg:
width += 1 + dis._OPARG_WIDTH width += 1 + dis._OPARG_WIDTH
self.assertLessEqual(len(opname), width) self.assertLessEqual(len(opname), width)

1
Misc/NEWS.d/next/Library/2025-01-15-19-32-23.gh-issue-128891.ojUxKo.rst Normal file
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@ -0,0 +1 @@
Add specialized opcodes to ``opcode.opname``.