3 files changed, 79 insertions, 0 deletions
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/Makefile b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/Makefile
new file mode 100644
index 00000000000..99998b20bcb
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/Makefile
@@ -0,0 +1,3 @@
+CXX_SOURCES := main.cpp
+
+include Makefile.rules
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/TestBenchmarkLibcxxMap.py b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/TestBenchmarkLibcxxMap.py
new file mode 100644
index 00000000000..ba5ba084c8b
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/TestBenchmarkLibcxxMap.py
@@ -0,0 +1,65 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+from __future__ import print_function
+
+
+import lldb
+from lldbsuite.test.lldbbench import *
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestBenchmarkLibcxxMap(BenchBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @benchmarks_test
+    def test_run_command(self):
+        """Benchmark the std::map data formatter (libc++)"""
+        self.build()
+        self.data_formatter_commands()
+
+    def setUp(self):
+        # Call super's setUp().
+        BenchBase.setUp(self)
+
+    def data_formatter_commands(self):
+        """Benchmark the std::map data formatter (libc++)"""
+        self.runCmd("file " +self.getBuildArtifact("a.out"),
+                    CURRENT_EXECUTABLE_SET)
+
+        bkpt = self.target().FindBreakpointByID(
+            lldbutil.run_break_set_by_source_regexp(
+                self, "break here"))
+
+        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)
+
+        sw = Stopwatch()
+
+        sw.start()
+        self.expect('frame variable -A map', substrs=['[300]', '300'])
+        sw.stop()
+
+        print("time to print: %s" % (sw))
diff --git a/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/main.cpp b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/main.cpp
new file mode 100644
index 00000000000..45efb26b6b0
--- /dev/null
+++ b/gnu/llvm/lldb/packages/Python/lldbsuite/test/benchmarks/libcxxmap/main.cpp
@@ -0,0 +1,11 @@
+#include <map>
+
+int main()
+{
+    std::map<int, int> map;
+    for (int i = 0;
+    i < 1500;
+    i++)
+        map[i] = i;
+    return map.size(); // break here
+}