summaryrefslogtreecommitdiff
path: root/examples/summaries/cocoa/CFBinaryHeap.py
diff options
context:
space:
mode:
Diffstat (limited to 'examples/summaries/cocoa/CFBinaryHeap.py')
-rw-r--r--examples/summaries/cocoa/CFBinaryHeap.py161
1 files changed, 0 insertions, 161 deletions
diff --git a/examples/summaries/cocoa/CFBinaryHeap.py b/examples/summaries/cocoa/CFBinaryHeap.py
deleted file mode 100644
index b22f2c5d4f7c..000000000000
--- a/examples/summaries/cocoa/CFBinaryHeap.py
+++ /dev/null
@@ -1,161 +0,0 @@
-"""
-LLDB AppKit formatters
-
-part of The LLVM Compiler Infrastructure
-This file is distributed under the University of Illinois Open Source
-License. See LICENSE.TXT for details.
-"""
-# example summary provider for CFBinaryHeap
-# the real summary is now C++ code built into LLDB
-import lldb
-import ctypes
-import lldb.runtime.objc.objc_runtime
-import lldb.formatters.metrics
-import lldb.formatters.Logger
-
-statistics = lldb.formatters.metrics.Metrics()
-statistics.add_metric('invalid_isa')
-statistics.add_metric('invalid_pointer')
-statistics.add_metric('unknown_class')
-statistics.add_metric('code_notrun')
-
-# despite the similary to synthetic children providers, these classes are not
-# trying to provide anything but the length for an CFBinaryHeap, so they need not
-# obey the interface specification for synthetic children providers
-
-
-class CFBinaryHeapRef_SummaryProvider:
-
- def adjust_for_architecture(self):
- pass
-
- def __init__(self, valobj, params):
- logger = lldb.formatters.Logger.Logger()
- self.valobj = valobj
- self.sys_params = params
- if not(self.sys_params.types_cache.NSUInteger):
- if self.sys_params.is_64_bit:
- self.sys_params.types_cache.NSUInteger = self.valobj.GetType(
- ).GetBasicType(lldb.eBasicTypeUnsignedLong)
- else:
- self.sys_params.types_cache.NSUInteger = self.valobj.GetType(
- ).GetBasicType(lldb.eBasicTypeUnsignedInt)
- self.update()
-
- def update(self):
- logger = lldb.formatters.Logger.Logger()
- self.adjust_for_architecture()
-
- # 8 bytes on i386
- # 16 bytes on x64
- # most probably 2 pointers
- def offset(self):
- logger = lldb.formatters.Logger.Logger()
- return 2 * self.sys_params.pointer_size
-
- def length(self):
- logger = lldb.formatters.Logger.Logger()
- size = self.valobj.CreateChildAtOffset(
- "count", self.offset(), self.sys_params.types_cache.NSUInteger)
- return size.GetValueAsUnsigned(0)
-
-
-class CFBinaryHeapUnknown_SummaryProvider:
-
- def adjust_for_architecture(self):
- pass
-
- def __init__(self, valobj, params):
- logger = lldb.formatters.Logger.Logger()
- self.valobj = valobj
- self.sys_params = params
- self.update()
-
- def update(self):
- logger = lldb.formatters.Logger.Logger()
- self.adjust_for_architecture()
-
- def length(self):
- logger = lldb.formatters.Logger.Logger()
- stream = lldb.SBStream()
- self.valobj.GetExpressionPath(stream)
- num_children_vo = self.valobj.CreateValueFromExpression(
- "count", "(int)CFBinaryHeapGetCount(" + stream.GetData() + " )")
- if num_children_vo.IsValid():
- return num_children_vo.GetValueAsUnsigned(0)
- return '<variable is not CFBinaryHeap>'
-
-
-def GetSummary_Impl(valobj):
- logger = lldb.formatters.Logger.Logger()
- global statistics
- class_data, wrapper = lldb.runtime.objc.objc_runtime.Utilities.prepare_class_detection(
- valobj, statistics)
- if wrapper:
- return wrapper
-
- name_string = class_data.class_name()
- actual_name = class_data.class_name()
-
- logger >> "name string got was " + \
- str(name_string) + " but actual name is " + str(actual_name)
-
- if class_data.is_cftype():
- # CFBinaryHeap does not expose an actual NSWrapper type, so we have to check that this is
- # an NSCFType and then check we are a pointer-to CFBinaryHeap
- valobj_type = valobj.GetType()
- if valobj_type.IsValid() and valobj_type.IsPointerType():
- valobj_type = valobj_type.GetPointeeType()
- if valobj_type.IsValid():
- actual_name = valobj_type.GetName()
- if actual_name == '__CFBinaryHeap':
- wrapper = CFBinaryHeapRef_SummaryProvider(
- valobj, class_data.sys_params)
- statistics.metric_hit('code_notrun', valobj)
- return wrapper
- wrapper = CFBinaryHeapUnknown_SummaryProvider(
- valobj, class_data.sys_params)
- statistics.metric_hit(
- 'unknown_class',
- valobj.GetName() +
- " seen as " +
- name_string)
- return wrapper
-
-
-def CFBinaryHeap_SummaryProvider(valobj, dict):
- logger = lldb.formatters.Logger.Logger()
- provider = GetSummary_Impl(valobj)
- if provider is not None:
- if isinstance(
- provider,
- lldb.runtime.objc.objc_runtime.SpecialSituation_Description):
- return provider.message()
- try:
- summary = provider.length()
- except:
- summary = None
- logger >> "summary got from provider: " + str(summary)
- # for some reason, one needs to clear some bits for the count
- # to be correct when using CF(Mutable)BagRef on x64
- # the bit mask was derived through experimentation
- # (if counts start looking weird, then most probably
- # the mask needs to be changed)
- if summary is None:
- summary = '<variable is not CFBinaryHeap>'
- elif isinstance(summary, basestring):
- pass
- else:
- if provider.sys_params.is_64_bit:
- summary = summary & ~0x1fff000000000000
- if summary == 1:
- return '@"1 item"'
- else:
- summary = '@"' + str(summary) + ' items"'
- return summary
- return 'Summary Unavailable'
-
-
-def __lldb_init_module(debugger, dict):
- debugger.HandleCommand(
- "type summary add -F CFBinaryHeap.CFBinaryHeap_SummaryProvider CFBinaryHeapRef")