danilashtefan updated this revision to Diff 387084.
danilashtefan added a comment.
Some naming corrections
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D113760/new/
https://reviews.llvm.org/D113760
Files:
lldb/examples/synthetic/gnu_libstdcpp.py
lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/Makefile
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/TestDataFormatterGenericUnordered.py
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/main.cpp
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/main.cpp
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/main.cpp
@@ -0,0 +1,78 @@
+#include <string>
+#include <unordered_map>
+#include <unordered_set>
+
+using std::string;
+
+#define intstr_map std::unordered_map<int, string>
+#define intstr_mmap std::unordered_multimap<int, string>
+
+#define int_set std::unordered_set<int>
+#define str_set std::unordered_set<string>
+#define int_mset std::unordered_multiset<int>
+#define str_mset std::unordered_multiset<string>
+
+int g_the_foo = 0;
+
+int thefoo_rw(int arg = 1) {
+ if (arg < 0)
+ arg = 0;
+ if (!arg)
+ arg = 1;
+ g_the_foo += arg;
+ return g_the_foo;
+}
+
+int main() {
+ intstr_map map;
+ map.emplace(1, "hello");
+ map.emplace(2, "world");
+ map.emplace(3, "this");
+ map.emplace(4, "is");
+ map.emplace(5, "me");
+ thefoo_rw(); // Set break point at this line.
+
+ intstr_mmap mmap;
+ mmap.emplace(1, "hello");
+ mmap.emplace(2, "hello");
+ mmap.emplace(2, "world");
+ mmap.emplace(3, "this");
+ mmap.emplace(3, "this");
+ mmap.emplace(3, "this");
+ thefoo_rw(); // Set break point at this line.
+
+ int_set iset;
+ iset.emplace(1);
+ iset.emplace(2);
+ iset.emplace(3);
+ iset.emplace(4);
+ iset.emplace(5);
+ thefoo_rw(); // Set break point at this line.
+
+ str_set sset;
+ sset.emplace("hello");
+ sset.emplace("world");
+ sset.emplace("this");
+ sset.emplace("is");
+ sset.emplace("me");
+ thefoo_rw(); // Set break point at this line.
+
+ int_mset imset;
+ imset.emplace(1);
+ imset.emplace(2);
+ imset.emplace(2);
+ imset.emplace(3);
+ imset.emplace(3);
+ imset.emplace(3);
+ thefoo_rw(); // Set break point at this line.
+
+ str_mset smset;
+ smset.emplace("hello");
+ smset.emplace("world");
+ smset.emplace("world");
+ smset.emplace("is");
+ smset.emplace("is");
+ thefoo_rw(); // Set break point at this line.
+
+ return 0;
+}
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/TestDataFormatterGenericUnordered.py
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/TestDataFormatterGenericUnordered.py
@@ -0,0 +1,78 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+
+
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class GenericUnorderedDataFormatterTestCase(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ def setUp(self):
+ TestBase.setUp(self)
+ self.namespace = 'std'
+
+ @add_test_categories(["libstdcxx"])
+ def test_with_run_command(self):
+ self.build()
+ self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
+
+ lldbutil.run_break_set_by_source_regexp(
+ self, "Set break point at this line.")
+
+ self.runCmd("run", RUN_SUCCEEDED)
+
+ # The stop reason of the thread should be breakpoint.
+ self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+ substrs=['stopped',
+ 'stop reason = breakpoint'])
+
+ # This is the function to remove the custom formats in order to have a
+ # clean slate for the next test case.
+ def cleanup():
+ self.runCmd('type format clear', check=False)
+ self.runCmd('type summary clear', check=False)
+ self.runCmd('type filter clear', check=False)
+ self.runCmd('type synth clear', check=False)
+ self.runCmd(
+ "settings set target.max-children-count 256",
+ check=False)
+
+ # Execute the cleanup function during test case tear down.
+ self.addTearDownHook(cleanup)
+
+ ns = self.namespace
+ self.look_for_content_and_continue(
+ "map", ['%s::unordered_map' %
+ ns, 'size=5 {', 'hello', 'world', 'this', 'is', 'me'])
+
+ self.look_for_content_and_continue(
+ "mmap", ['%s::unordered_multimap' % ns, 'size=6 {', 'first = 3', 'second = "this"',
+ 'first = 2', 'second = "hello"'])
+
+ self.look_for_content_and_continue(
+ "iset", ['%s::unordered_set' %
+ ns, 'size=5 {', '\[\d\] = 5', '\[\d\] = 3', '\[\d\] = 2'])
+
+ self.look_for_content_and_continue(
+ "sset", ['%s::unordered_set' % ns, 'size=5 {', '\[\d\] = "is"', '\[\d\] = "world"',
+ '\[\d\] = "hello"'])
+
+ self.look_for_content_and_continue(
+ "imset", ['%s::unordered_multiset' % ns, 'size=6 {', '(\[\d\] = 3(\\n|.)+){3}',
+ '\[\d\] = 2', '\[\d\] = 1'])
+
+ self.look_for_content_and_continue(
+ "smset", ['%s::unordered_multiset' % ns, 'size=5 {', '(\[\d\] = "is"(\\n|.)+){2}',
+ '(\[\d\] = "world"(\\n|.)+){2}'])
+
+ def look_for_content_and_continue(self, var_name, patterns):
+ self.expect(("frame variable %s" % var_name), patterns=patterns)
+ self.expect(("frame variable %s" % var_name), patterns=patterns)
+ self.runCmd("continue")
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/Makefile
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/unordered/Makefile
@@ -0,0 +1,4 @@
+CXX_SOURCES := main.cpp
+
+USE_LIBSTDCPP := 1
+include Makefile.rules
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 +7,84 @@
# 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
+ # type of std::pair<key, value> is the first template
+ # argument type of the 4th template argument to std::map and
+ # 3rd template argument for std::set. That's why
+ # we need to know kind of the object
+ self.kind = self.get_object_kind(valobj)
+
+ def get_object_kind(self, valobj):
+ type_name = valobj.GetTypeName()
+ for kind in ["set", "map"]:
+ if kind in type_name:
+ return kind
+ return Exception
+
+ def extract_type(self):
+ type = self.valobj.GetType()
+ template_arg_num = 4 if self.kind == "map" else 3
+ allocator_type = type.GetTemplateArgumentType(template_arg_num)
+ data_type = allocator_type.GetTemplateArgumentType(0)
+ return data_type
+
+ def update(self):
+ # 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.next.GetType().GetByteSize()
+ self.data_size = self.data_type.GetByteSize()
+ except:
+ pass
+ return False
+
+ def get_child_index(self, name):
+ try:
+ return int(name.lstrip('[').rstrip(']'))
+ except:
+ return -1
+
+ 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 = index
+ current = self.next
+ while offset > 0:
+ current = current.GetChildMemberWithName('_M_nxt')
+ offset = offset - 1
+ return current.CreateChildAtOffset( '[' + str(index) + ']', self.skip_size, self.data_type)
+
+ except:
+ logger >> "Cannot get child"
+ return None
+
+ def num_children(self):
+ 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:
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