danilashtefan created this revision.
danilashtefan requested review of this revision.
Herald added a project: LLDB.
Herald added a subscriber: lldb-commits.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D113760
Files:
lldb/examples/synthetic/gnu_libstdcpp.py
lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
Index: lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
===================================================================
--- lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
+++ lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
@@ -918,6 +918,11 @@
SyntheticChildrenSP(new ScriptedSyntheticChildren(
stl_deref_flags,
"lldb.formatters.cpp.gnu_libstdcpp.StdMapLikeSynthProvider")));
+ cpp_category_sp->GetRegexTypeSyntheticsContainer()->Add(
+ RegularExpression("^std::unordered_(multi)?(map|set)<.+> >$"),
+ SyntheticChildrenSP(new ScriptedSyntheticChildren(
+ stl_deref_flags,
+ "lldb.formatters.cpp.gnu_libstdcpp.StdUnorderedMapSynthProvider")));
cpp_category_sp->GetRegexTypeSyntheticsContainer()->Add(
RegularExpression("^std::(__cxx11::)?list<.+>(( )?&)?$"),
SyntheticChildrenSP(new ScriptedSyntheticChildren(
@@ -949,6 +954,10 @@
RegularExpression("^std::multiset<.+> >(( )?&)?$"),
TypeSummaryImplSP(
new StringSummaryFormat(stl_summary_flags, "size=${svar%#}")));
+ cpp_category_sp->GetRegexTypeSummariesContainer()->Add(
+ RegularExpression("^std::unordered_(multi)?(map|set)<.+> >$"),
+ TypeSummaryImplSP(
+ new StringSummaryFormat(stl_summary_flags, "size=${svar%#}")));
cpp_category_sp->GetRegexTypeSummariesContainer()->Add(
RegularExpression("^std::(__cxx11::)?list<.+>(( )?&)?$"),
TypeSummaryImplSP(
Index: lldb/examples/synthetic/gnu_libstdcpp.py
===================================================================
--- lldb/examples/synthetic/gnu_libstdcpp.py
+++ lldb/examples/synthetic/gnu_libstdcpp.py
@@ -7,6 +7,94 @@
# as it ships with Mac OS X 10.6.8 thru 10.8.0
# You are encouraged to look at the STL implementation for your platform
# before relying on these formatters to do the right thing for your setup
+class StdUnorderedMapSynthProvider:
+ def __init__(self, valobj, dict):
+ self.valobj = valobj
+ self.count = None
+
+ def extract_type(self):
+ logger = lldb.formatters.Logger.Logger()
+ list_type = self.valobj.GetType().GetUnqualifiedType()
+ if list_type.IsReferenceType():
+ list_type = list_type.GetDereferencedType()
+ if list_type.GetNumberOfTemplateArguments() > 0:
+ data_type = list_type.GetTemplateArgumentType(0)
+ else:
+ data_type = None
+ return data_type
+
+ def update(self):
+ logger = lldb.formatters.Logger.Logger()
+ # preemptively setting this to None - we might end up changing our mind
+ # later
+ self.count = None
+ try:
+ self.head = self.valobj.GetChildMemberWithName('_M_h')
+ self.before_begin = self.head.GetChildMemberWithName('_M_before_begin')
+ self.next = self.before_begin.GetChildMemberWithName('_M_nxt')
+ self.data_type = self.extract_type()
+ self.skip_size = self.head.GetType().GetByteSize()
+ logger >> "Data type is this: " + str(self.data_type)
+ self.data_size = self.data_type.GetByteSize()
+ except:
+ pass
+ return False
+
+ def get_child_index(self, name):
+ logger = lldb.formatters.Logger.Logger()
+ try:
+ return int(name.lstrip('[').rstrip(']'))
+ except:
+ return -1
+
+ def get_child_key(self, index):
+ try:
+ logger = lldb.formatters.Logger.Logger()
+ offset = self.count - index - 1
+ current = self.next
+ while offset > 0:
+ current = current.GetChildMemberWithName('_M_nxt')
+ offset = offset - 1
+ return current.CreateChildAtOffset('[' + str(index) + ']', self.next.GetType().GetByteSize(), self.data_type)
+ except:
+ logger >> "Error in get_child_key"
+ return None
+
+ def get_child_at_index(self, index):
+ logger = lldb.formatters.Logger.Logger()
+ logger >> "Being asked to fetch child[" + str(index) + "]"
+ if index < 0:
+ return None
+ if index >= self.num_children():
+ return None
+ try:
+ offset = self.count - index - 1
+ current = self.next
+ while offset > 0:
+ current = current.GetChildMemberWithName('_M_nxt')
+ offset = offset - 1
+ key = self.get_child_key(index)
+ return current.CreateChildAtOffset('[' + str(key.GetValue()) + ']', self.next.GetType().GetByteSize() + 9, self.data_type)
+
+ except:
+ logger >> "Error in get_child_at_index"
+ return None
+
+ def num_children(self):
+ logger = lldb.formatters.Logger.Logger()
+ if self.count is None:
+ self.count = self.num_children_impl()
+ return self.count
+
+ def num_children_impl(self):
+ logger = lldb.formatters.Logger.Logger()
+ try:
+ count = self.head.GetChildMemberWithName('_M_element_count').GetValueAsUnsigned(0)
+ logger >> "I have " + str(count) + " children available"
+ return count
+ except:
+ logger >> "Could not determine the size"
+ return 0
class StdListSynthProvider:
_______________________________________________
lldb-commits mailing list
lldb-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits
