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bpo-46845: Reduce dict size when all keys are Unicode (GH-31564)

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Inada Naoki 2022-03-02 08:09:28 +09:00 • committed by GitHub
parent 21099fc064
commit 9833bb91e4
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9 changed files with 884 additions and 491 deletions
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11
Tools/gdb/libpython.py
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@ -787,12 +787,6 @@ class PyDictObjectPtr(PyObjectPtr):
def _get_entries(keys):
dk_nentries = int(keys['dk_nentries'])
dk_size = 1<<int(keys['dk_log2_size'])
try:
# <= Python 3.5
return keys['dk_entries'], dk_size
except RuntimeError:
# >= Python 3.6
pass
if dk_size <= 0xFF:
offset = dk_size
@ -805,7 +799,10 @@ class PyDictObjectPtr(PyObjectPtr):
ent_addr = keys['dk_indices'].address
ent_addr = ent_addr.cast(_type_unsigned_char_ptr()) + offset
ent_ptr_t = gdb.lookup_type('PyDictKeyEntry').pointer()
if int(keys['dk_kind']) == 0: # DICT_KEYS_GENERAL
ent_ptr_t = gdb.lookup_type('PyDictKeyEntry').pointer()
else:
ent_ptr_t = gdb.lookup_type('PyDictUnicodeEntry').pointer()
ent_addr = ent_addr.cast(ent_ptr_t)
return ent_addr, dk_nentries