90 lines
2.5 KiB
Python
90 lines
2.5 KiB
Python
"""
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Summary and synthetic providers for LLDB-specific shared pointers
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Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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See https://llvm.org/LICENSE.txt for license information.
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SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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"""
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class SharedPtr_SyntheticChildrenProvider:
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def __init__(self, valobj, dict):
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self.valobj = valobj
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self.update()
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def update(self):
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pass
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def num_children(self):
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return 1
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def get_child_index(self, name):
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if name == "ptr":
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return 0
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if name == "count":
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return 1
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return None
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def get_child_at_index(self, index):
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if index == 0:
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return self.valobj.GetChildMemberWithName("_M_ptr")
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if index == 1:
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return (
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self.valobj.GetChildMemberWithName("_M_refcount")
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.GetChildMemberWithName("_M_pi")
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.GetChildMemberWithName("_M_use_count")
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)
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return None
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def SharedPtr_SummaryProvider(valobj, dict):
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return "use = " + str(valobj.GetChildMemberWithName("count").GetValueAsUnsigned())
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class ValueObjectSP_SyntheticChildrenProvider:
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def __init__(self, valobj, dict):
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self.valobj = valobj
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self.update()
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def update(self):
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pass
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def num_children(self):
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return 1
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def get_child_index(self, name):
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if name == "ptr":
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return 0
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if name == "count":
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return 1
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return None
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def get_child_at_index(self, index):
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if index == 0:
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return self.valobj.GetChildMemberWithName("ptr_")
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if index == 1:
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return self.valobj.GetChildMemberWithName("cntrl_").GetChildMemberWithName(
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"shared_owners_"
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)
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return None
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def ValueObjectSP_SummaryProvider(valobj, dict):
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return "use = " + str(
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1 + valobj.GetChildMemberWithName("count").GetValueAsUnsigned()
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)
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def __lldb_init_module(debugger, dict):
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debugger.HandleCommand(
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'type summary add -x ".*ValueObjectSP" --expand -F sp_cp.ValueObjectSP_SummaryProvider'
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)
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debugger.HandleCommand(
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'type synthetic add -x ".*ValueObjectSP" -l sp_cp.ValueObjectSP_SyntheticChildrenProvider'
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)
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debugger.HandleCommand(
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'type summary add -x ".*SP" --expand -F sp_cp.SharedPtr_SummaryProvider'
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)
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debugger.HandleCommand(
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'type synthetic add -x ".*SP" -l sp_cp.SharedPtr_SyntheticChildrenProvider'
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)
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