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Diffstat (limited to 'examples/summaries/cocoa/NSIndexSet.py')
| -rw-r--r-- | examples/summaries/cocoa/NSIndexSet.py | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/examples/summaries/cocoa/NSIndexSet.py b/examples/summaries/cocoa/NSIndexSet.py deleted file mode 100644 index ca9906158a90..000000000000 --- a/examples/summaries/cocoa/NSIndexSet.py +++ /dev/null @@ -1,176 +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 NS(Mutable)IndexSet -# 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 count of values for an NSIndexSet, so they need not -# obey the interface specification for synthetic children providers - - -class NSIndexSetClass_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) - self.sys_params.types_cache.uint32 = self.valobj.GetType( - ).GetBasicType(lldb.eBasicTypeUnsignedInt) - else: - self.sys_params.types_cache.NSUInteger = self.valobj.GetType( - ).GetBasicType(lldb.eBasicTypeUnsignedInt) - self.sys_params.types_cache.uint32 = self.valobj.GetType( - ).GetBasicType(lldb.eBasicTypeUnsignedInt) - if not(self.sys_params.types_cache.uint32): - self.sys_params.types_cache.uint32 = self.valobj.GetType( - ).GetBasicType(lldb.eBasicTypeUnsignedInt) - self.update() - - def update(self): - logger = lldb.formatters.Logger.Logger() - self.adjust_for_architecture() - - # NS(Mutable)IndexSet works in one of two modes: when having a compact block of data (e.g. a Range) - # the count is stored in the set itself, 3 pointers into it - # otherwise, it will store a pointer to an additional data structure (2 pointers into itself) and this - # additional structure will contain the count two pointers deep - # a bunch of flags allow us to detect an empty set, vs. a one-range set, - # vs. a multi-range set - def count(self): - logger = lldb.formatters.Logger.Logger() - mode_chooser_vo = self.valobj.CreateChildAtOffset( - "mode_chooser", - self.sys_params.pointer_size, - self.sys_params.types_cache.uint32) - mode_chooser = mode_chooser_vo.GetValueAsUnsigned(0) - if self.sys_params.is_64_bit: - mode_chooser = mode_chooser & 0x00000000FFFFFFFF - # empty set - if mode_chooser & 0x01 == 1: - return 0 - # single range - if mode_chooser & 0x02 == 2: - mode = 1 - # multi range - else: - mode = 2 - if mode == 1: - count_vo = self.valobj.CreateChildAtOffset( - "count", - 3 * self.sys_params.pointer_size, - self.sys_params.types_cache.NSUInteger) - else: - count_ptr = self.valobj.CreateChildAtOffset( - "count_ptr", - 2 * self.sys_params.pointer_size, - self.sys_params.types_cache.NSUInteger) - count_vo = self.valobj.CreateValueFromAddress( - "count", - count_ptr.GetValueAsUnsigned() + - 2 * - self.sys_params.pointer_size, - self.sys_params.types_cache.NSUInteger) - return count_vo.GetValueAsUnsigned(0) - - -class NSIndexSetUnknown_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 count(self): - logger = lldb.formatters.Logger.Logger() - stream = lldb.SBStream() - self.valobj.GetExpressionPath(stream) - expr = "(int)[" + stream.GetData() + " count]" - num_children_vo = self.valobj.CreateValueFromExpression("count", expr) - if num_children_vo.IsValid(): - return num_children_vo.GetValueAsUnsigned(0) - return '<variable is not NSIndexSet>' - - -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() - logger >> "class name is: " + str(name_string) - - if name_string == 'NSIndexSet' or name_string == 'NSMutableIndexSet': - wrapper = NSIndexSetClass_SummaryProvider( - valobj, class_data.sys_params) - statistics.metric_hit('code_notrun', valobj) - else: - wrapper = NSIndexSetUnknown_SummaryProvider( - valobj, class_data.sys_params) - statistics.metric_hit( - 'unknown_class', - valobj.GetName() + - " seen as " + - name_string) - return wrapper - - -def NSIndexSet_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.count() - except: - summary = None - logger >> "got summary " + str(summary) - if summary is None: - summary = '<variable is not NSIndexSet>' - if isinstance(summary, basestring): - return summary - else: - summary = str(summary) + (' indexes' if summary != 1 else ' index') - return summary - return 'Summary Unavailable' - - -def __lldb_init_module(debugger, dict): - debugger.HandleCommand( - "type summary add -F NSIndexSet.NSIndexSet_SummaryProvider NSIndexSet NSMutableIndexSet") |