Mordante created this revision.
Mordante added reviewers: Michael137, aprantl.
Herald added a project: All.
Mordante requested review of this revision.
Herald added a project: LLDB.
Herald added a subscriber: lldb-commits.
This adds the data formatters for chrono duration typedefs.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D159127
Files:
lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/Makefile
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/TestDataFormatterLibcxxChrono.py
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/main.cpp
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/main.cpp
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/main.cpp
@@ -0,0 +1,18 @@
+#include <chrono>
+
+int main() {
+ // break here
+ std::chrono::nanoseconds ns{1};
+ std::chrono::microseconds us{12};
+ std::chrono::milliseconds ms{123};
+ std::chrono::seconds s{1234};
+ std::chrono::minutes min{12345};
+ std::chrono::hours h{123456};
+
+ std::chrono::days d{654321};
+ std::chrono::weeks w{54321};
+ std::chrono::months m{4321};
+ std::chrono::years y{321};
+
+ return 0; // break here
+}
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/TestDataFormatterLibcxxChrono.py
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/TestDataFormatterLibcxxChrono.py
@@ -0,0 +1,58 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class LibcxxChronoDataFormatterTestCase(TestBase):
+ @add_test_categories(["libc++"])
+ def test_with_run_command(self):
+ """Test that that file and class static variables display correctly."""
+ self.build()
+ (self.target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(
+ self, "break here", lldb.SBFileSpec("main.cpp", False)
+ )
+
+ # 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)
+
+ # empty vectors (and storage pointers SHOULD BOTH BE NULL..)
+ self.expect("frame variable ns", substrs=["ns = 0"])
+ self.expect("frame variable us", substrs=["us = 0"])
+ self.expect("frame variable ms", substrs=["ms = 0"])
+ self.expect("frame variable s", substrs=["s = 0"])
+ self.expect("frame variable min", substrs=["min = 0"])
+ self.expect("frame variable h", substrs=["h = 0"])
+
+ self.expect("frame variable d", substrs=["d = 0"])
+ self.expect("frame variable w", substrs=["w = 0"])
+ self.expect("frame variable m", substrs=["m = 0"])
+ self.expect("frame variable y", substrs=["y = 0"])
+
+ lldbutil.continue_to_breakpoint(process, bkpt)
+ self.expect("frame variable ns", substrs=["ns = 1"])
+ self.expect("frame variable us", substrs=["us = 12"])
+ self.expect("frame variable ms", substrs=["ms = 123"])
+ self.expect("frame variable s", substrs=["s = 1234"])
+ self.expect("frame variable min", substrs=["min = 12345"])
+ self.expect("frame variable h", substrs=["h = 123456"])
+
+ self.expect("frame variable d", substrs=["d = 654321"])
+ self.expect("frame variable w", substrs=["w = 54321"])
+ self.expect("frame variable m", substrs=["m = 4321"])
+ self.expect("frame variable y", substrs=["y = 321"])
+
Index: lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/Makefile
===================================================================
--- /dev/null
+++ lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/chrono/Makefile
@@ -0,0 +1,6 @@
+CXX_SOURCES := main.cpp
+
+USE_LIBCPP := 1
+
+CXXFLAGS_EXTRAS := -std=c++20
+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
@@ -981,6 +981,19 @@
"std::unordered_map iterator synthetic children",
"^std::__[[:alnum:]]+::__hash_map_(const_)?iterator<.+>$",
stl_synth_flags, true);
+ // Chrono duration typedefs
+ cpp_category_sp->AddTypeSummary(
+ "^std::__[[:alnum:]]+::chrono::"
+ "(((nano)|(micro)|(milli)|())seconds)|"
+ "(minutes)|"
+ "(hours)|"
+ "(days)|"
+ "(weeks)|"
+ "(months)|"
+ "(years)",
+ eFormatterMatchRegex,
+ TypeSummaryImplSP(new StringSummaryFormat(
+ eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_}")));
}
static void LoadLibStdcppFormatters(lldb::TypeCategoryImplSP cpp_category_sp) {
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