Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/.clang-format

@@ -0,0 +1 @@
+BasedOnStyle: LLVM

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/Makefile

@@ -0,0 +1,8 @@
+LEVEL = ../../make
+
+override CFLAGS_EXTRAS += -D__STDC_LIMIT_MACROS -D__STDC_FORMAT_MACROS
+ENABLE_THREADS := YES
+CXX_SOURCES := main.cpp
+MAKE_DSYM :=NO
+
+include $(LEVEL)/Makefile.rules

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteAttach.py

@@ -0,0 +1,67 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+import lldbgdbserverutils
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteAttach(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def attach_with_vAttach(self):
+        # Start the inferior, start the debug monitor, nothing is attached yet.
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=["sleep:60"])
+        self.assertIsNotNone(procs)
+
+        # Make sure the target process has been launched.
+        inferior = procs.get("inferior")
+        self.assertIsNotNone(inferior)
+        self.assertTrue(inferior.pid > 0)
+        self.assertTrue(
+            lldbgdbserverutils.process_is_running(
+                inferior.pid, True))
+
+        # Add attach packets.
+        self.test_sequence.add_log_lines([
+            # Do the attach.
+            "read packet: $vAttach;{:x}#00".format(inferior.pid),
+            # Expect a stop notification from the attach.
+            {"direction": "send",
+             "regex": r"^\$T([0-9a-fA-F]{2})[^#]*#[0-9a-fA-F]{2}$",
+             "capture": {1: "stop_signal_hex"}},
+        ], True)
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the process id matches what we expected.
+        pid_text = process_info.get('pid', None)
+        self.assertIsNotNone(pid_text)
+        reported_pid = int(pid_text, base=16)
+        self.assertEqual(reported_pid, inferior.pid)
+
+    @debugserver_test
+    def test_attach_with_vAttach_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_attach_manually()
+        self.attach_with_vAttach()
+
+    @llgs_test
+    def test_attach_with_vAttach_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_attach_manually()
+        self.attach_with_vAttach()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteAuxvSupport.py

@@ -0,0 +1,220 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteAuxvSupport(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    AUXV_SUPPORT_FEATURE_NAME = "qXfer:auxv:read"
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def has_auxv_support(self):
+        inferior_args = ["message:main entered", "sleep:5"]
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=inferior_args)
+
+        # Don't do anything until we match the launched inferior main entry output.
+        # Then immediately interrupt the process.
+        # This prevents auxv data being asked for before it's ready and leaves
+        # us in a stopped state.
+        self.test_sequence.add_log_lines([
+            # Start the inferior...
+            "read packet: $c#63",
+            # ... match output....
+            {"type": "output_match", "regex": self.maybe_strict_output_regex(
+                r"message:main entered\r\n")},
+        ], True)
+        # ... then interrupt.
+        self.add_interrupt_packets()
+        self.add_qSupported_packets()
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        features = self.parse_qSupported_response(context)
+        return self.AUXV_SUPPORT_FEATURE_NAME in features and features[
+            self.AUXV_SUPPORT_FEATURE_NAME] == "+"
+
+    def get_raw_auxv_data(self):
+        # Start up llgs and inferior, and check for auxv support.
+        if not self.has_auxv_support():
+            self.skipTest("auxv data not supported")
+
+        # Grab pointer size for target.  We'll assume that is equivalent to an unsigned long on the target.
+        # Auxv is specified in terms of pairs of unsigned longs.
+        self.reset_test_sequence()
+        self.add_process_info_collection_packets()
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        proc_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(proc_info)
+        self.assertTrue("ptrsize" in proc_info)
+        word_size = int(proc_info["ptrsize"])
+
+        OFFSET = 0
+        LENGTH = 0x400
+
+        # Grab the auxv data.
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(
+            [
+                "read packet: $qXfer:auxv:read::{:x},{:x}:#00".format(
+                    OFFSET,
+                    LENGTH),
+                {
+                    "direction": "send",
+                    "regex": re.compile(
+                        r"^\$([^E])(.*)#[0-9a-fA-F]{2}$",
+                        re.MULTILINE | re.DOTALL),
+                    "capture": {
+                        1: "response_type",
+                        2: "content_raw"}}],
+            True)
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Ensure we end up with all auxv data in one packet.
+        # FIXME don't assume it all comes back in one packet.
+        self.assertEqual(context.get("response_type"), "l")
+
+        # Decode binary data.
+        content_raw = context.get("content_raw")
+        self.assertIsNotNone(content_raw)
+        return (word_size, self.decode_gdbremote_binary(content_raw))
+
+    def supports_auxv(self):
+        # When non-auxv platforms support llgs, skip the test on platforms
+        # that don't support auxv.
+        self.assertTrue(self.has_auxv_support())
+
+    #
+    # We skip the "supports_auxv" test on debugserver.  The rest of the tests
+    # appropriately skip the auxv tests if the support flag is not present
+    # in the qSupported response, so the debugserver test bits are still there
+    # in case debugserver code one day does have auxv support and thus those
+    # tests don't get skipped.
+    #
+
+    @llgs_test
+    def test_supports_auxv_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.supports_auxv()
+
+    def auxv_data_is_correct_size(self):
+        (word_size, auxv_data) = self.get_raw_auxv_data()
+        self.assertIsNotNone(auxv_data)
+
+        # Ensure auxv data is a multiple of 2*word_size (there should be two
+        # unsigned long fields per auxv entry).
+        self.assertEqual(len(auxv_data) % (2 * word_size), 0)
+        # print("auxv contains {} entries".format(len(auxv_data) / (2*word_size)))
+
+    @debugserver_test
+    def test_auxv_data_is_correct_size_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_data_is_correct_size()
+
+    @llgs_test
+    def test_auxv_data_is_correct_size_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_data_is_correct_size()
+
+    def auxv_keys_look_valid(self):
+        (word_size, auxv_data) = self.get_raw_auxv_data()
+        self.assertIsNotNone(auxv_data)
+
+        # Grab endian.
+        self.reset_test_sequence()
+        self.add_process_info_collection_packets()
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+        endian = process_info.get("endian")
+        self.assertIsNotNone(endian)
+
+        auxv_dict = self.build_auxv_dict(endian, word_size, auxv_data)
+        self.assertIsNotNone(auxv_dict)
+
+        # Verify keys look reasonable.
+        for auxv_key in auxv_dict:
+            self.assertTrue(auxv_key >= 1)
+            self.assertTrue(auxv_key <= 1000)
+        # print("auxv dict: {}".format(auxv_dict))
+
+    @debugserver_test
+    def test_auxv_keys_look_valid_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_keys_look_valid()
+
+    @llgs_test
+    def test_auxv_keys_look_valid_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_keys_look_valid()
+
+    def auxv_chunked_reads_work(self):
+        # Verify that multiple smaller offset,length reads of auxv data
+        # return the same data as a single larger read.
+
+        # Grab the auxv data with a single large read here.
+        (word_size, auxv_data) = self.get_raw_auxv_data()
+        self.assertIsNotNone(auxv_data)
+
+        # Grab endian.
+        self.reset_test_sequence()
+        self.add_process_info_collection_packets()
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+        endian = process_info.get("endian")
+        self.assertIsNotNone(endian)
+
+        auxv_dict = self.build_auxv_dict(endian, word_size, auxv_data)
+        self.assertIsNotNone(auxv_dict)
+
+        iterated_auxv_data = self.read_binary_data_in_chunks(
+            "qXfer:auxv:read::", 2 * word_size)
+        self.assertIsNotNone(iterated_auxv_data)
+
+        auxv_dict_iterated = self.build_auxv_dict(
+            endian, word_size, iterated_auxv_data)
+        self.assertIsNotNone(auxv_dict_iterated)
+
+        # Verify both types of data collection returned same content.
+        self.assertEqual(auxv_dict_iterated, auxv_dict)
+
+    @debugserver_test
+    def test_auxv_chunked_reads_work_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_chunked_reads_work()
+
+    @llgs_test
+    def test_auxv_chunked_reads_work_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.auxv_chunked_reads_work()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteExpeditedRegisters.py

@@ -0,0 +1,160 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteExpeditedRegisters(
+        gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+
+    def gather_expedited_registers(self):
+        # Setup the stub and set the gdb remote command stream.
+        procs = self.prep_debug_monitor_and_inferior(inferior_args=["sleep:2"])
+        self.test_sequence.add_log_lines([
+            # Start up the inferior.
+            "read packet: $c#63",
+            # Immediately tell it to stop.  We want to see what it reports.
+            "read packet: {}".format(chr(3)),
+            {"direction": "send",
+             "regex": r"^\$T([0-9a-fA-F]+)([^#]+)#[0-9a-fA-F]{2}$",
+             "capture": {1: "stop_result",
+                         2: "key_vals_text"}},
+        ], True)
+
+        # Run the gdb remote command stream.
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Pull out expedited registers.
+        key_vals_text = context.get("key_vals_text")
+        self.assertIsNotNone(key_vals_text)
+
+        expedited_registers = self.extract_registers_from_stop_notification(
+            key_vals_text)
+        self.assertIsNotNone(expedited_registers)
+
+        return expedited_registers
+
+    def stop_notification_contains_generic_register(
+            self, generic_register_name):
+        # Generate a stop reply, parse out expedited registers from stop
+        # notification.
+        expedited_registers = self.gather_expedited_registers()
+        self.assertIsNotNone(expedited_registers)
+        self.assertTrue(len(expedited_registers) > 0)
+
+        # Gather target register infos.
+        reg_infos = self.gather_register_infos()
+
+        # Find the generic register.
+        reg_info = self.find_generic_register_with_name(
+            reg_infos, generic_register_name)
+        self.assertIsNotNone(reg_info)
+
+        # Ensure the expedited registers contained it.
+        self.assertTrue(reg_info["lldb_register_index"] in expedited_registers)
+        # print("{} reg_info:{}".format(generic_register_name, reg_info))
+
+    def stop_notification_contains_any_registers(self):
+        # Generate a stop reply, parse out expedited registers from stop
+        # notification.
+        expedited_registers = self.gather_expedited_registers()
+        # Verify we have at least one expedited register.
+        self.assertTrue(len(expedited_registers) > 0)
+
+    @debugserver_test
+    def test_stop_notification_contains_any_registers_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_any_registers()
+
+    @llgs_test
+    def test_stop_notification_contains_any_registers_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_any_registers()
+
+    def stop_notification_contains_no_duplicate_registers(self):
+        # Generate a stop reply, parse out expedited registers from stop
+        # notification.
+        expedited_registers = self.gather_expedited_registers()
+        # Verify no expedited register was specified multiple times.
+        for (reg_num, value) in list(expedited_registers.items()):
+            if (isinstance(value, list)) and (len(value) > 0):
+                self.fail(
+                    "expedited register number {} specified more than once ({} times)".format(
+                        reg_num, len(value)))
+
+    @debugserver_test
+    def test_stop_notification_contains_no_duplicate_registers_debugserver(
+            self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_no_duplicate_registers()
+
+    @llgs_test
+    def test_stop_notification_contains_no_duplicate_registers_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_no_duplicate_registers()
+
+    def stop_notification_contains_pc_register(self):
+        self.stop_notification_contains_generic_register("pc")
+
+    @debugserver_test
+    def test_stop_notification_contains_pc_register_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_pc_register()
+
+    @llgs_test
+    def test_stop_notification_contains_pc_register_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_pc_register()
+
+    def stop_notification_contains_fp_register(self):
+        self.stop_notification_contains_generic_register("fp")
+
+    @debugserver_test
+    def test_stop_notification_contains_fp_register_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_fp_register()
+
+    @llgs_test
+    def test_stop_notification_contains_fp_register_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_fp_register()
+
+    def stop_notification_contains_sp_register(self):
+        self.stop_notification_contains_generic_register("sp")
+
+    @debugserver_test
+    def test_stop_notification_contains_sp_register_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_sp_register()
+
+    @llgs_test
+    def test_stop_notification_contains_sp_register_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_notification_contains_sp_register()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteHostInfo.py

@@ -0,0 +1,131 @@
+from __future__ import print_function
+
+# lldb test suite imports
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import TestBase
+
+# gdb-remote-specific imports
+import lldbgdbserverutils
+from gdbremote_testcase import GdbRemoteTestCaseBase
+
+
+class TestGdbRemoteHostInfo(GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    KNOWN_HOST_INFO_KEYS = set([
+        "arch",
+        "cputype",
+        "cpusubtype",
+        "distribution_id",
+        "endian",
+        "hostname",
+        "ostype",
+        "os_build",
+        "os_kernel",
+        "os_version",
+        "ptrsize",
+        "triple",
+        "vendor",
+        "watchpoint_exceptions_received",
+        "default_packet_timeout",
+    ])
+
+    DARWIN_REQUIRED_HOST_INFO_KEYS = set([
+        "cputype",
+        "cpusubtype",
+        "endian",
+        "ostype",
+        "ptrsize",
+        "vendor",
+        "watchpoint_exceptions_received"
+    ])
+
+    def add_host_info_collection_packets(self):
+        self.test_sequence.add_log_lines(
+            ["read packet: $qHostInfo#9b",
+             {"direction": "send", "regex": r"^\$(.+)#[0-9a-fA-F]{2}$",
+              "capture": {1: "host_info_raw"}}],
+            True)
+
+    def parse_host_info_response(self, context):
+        # Ensure we have a host info response.
+        self.assertIsNotNone(context)
+        host_info_raw = context.get("host_info_raw")
+        self.assertIsNotNone(host_info_raw)
+
+        # Pull out key:value; pairs.
+        host_info_dict = {match.group(1): match.group(2)
+                          for match in re.finditer(r"([^:]+):([^;]+);",
+                                                   host_info_raw)}
+
+        import pprint
+        print("\nqHostInfo response:")
+        pprint.pprint(host_info_dict)
+
+        # Validate keys are known.
+        for (key, val) in list(host_info_dict.items()):
+            self.assertTrue(key in self.KNOWN_HOST_INFO_KEYS,
+                            "unknown qHostInfo key: " + key)
+            self.assertIsNotNone(val)
+
+        # Return the key:val pairs.
+        return host_info_dict
+
+    def get_qHostInfo_response(self):
+        # Launch the debug monitor stub, attaching to the inferior.
+        server = self.connect_to_debug_monitor()
+        self.assertIsNotNone(server)
+        self.add_no_ack_remote_stream()
+
+        # Request qHostInfo and get response
+        self.add_host_info_collection_packets()
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Parse qHostInfo response.
+        host_info = self.parse_host_info_response(context)
+        self.assertIsNotNone(host_info)
+        self.assertGreater(len(host_info), 0, "qHostInfo should have returned "
+                           "at least one key:val pair.")
+        return host_info
+
+    def validate_darwin_minimum_host_info_keys(self, host_info_dict):
+        self.assertIsNotNone(host_info_dict)
+        missing_keys = [key for key in self.DARWIN_REQUIRED_HOST_INFO_KEYS
+                        if key not in host_info_dict]
+        self.assertEquals(0, len(missing_keys),
+                          "qHostInfo is missing the following required "
+                          "keys: " + str(missing_keys))
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_qHostInfo_returns_at_least_one_key_val_pair_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.get_qHostInfo_response()
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @llgs_test
+    def test_qHostInfo_returns_at_least_one_key_val_pair_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.get_qHostInfo_response()
+
+    @skipUnlessDarwin
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_qHostInfo_contains_darwin_required_keys_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        host_info_dict = self.get_qHostInfo_response()
+        self.validate_darwin_minimum_host_info_keys(host_info_dict)
+
+    @skipUnlessDarwin
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @llgs_test
+    def test_qHostInfo_contains_darwin_required_keys_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        host_info_dict = self.get_qHostInfo_response()
+        self.validate_darwin_minimum_host_info_keys(host_info_dict)

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteKill.py

@@ -0,0 +1,59 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+import lldbgdbserverutils
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteKill(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+
+    def attach_commandline_kill_after_initial_stop(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.test_sequence.add_log_lines([
+            "read packet: $k#6b",
+            {"direction": "send", "regex": r"^\$X[0-9a-fA-F]+([^#]*)#[0-9A-Fa-f]{2}"},
+        ], True)
+
+        if self.stub_sends_two_stop_notifications_on_kill:
+            # Add an expectation for a second X result for stubs that send two
+            # of these.
+            self.test_sequence.add_log_lines([
+                {"direction": "send", "regex": r"^\$X[0-9a-fA-F]+([^#]*)#[0-9A-Fa-f]{2}"},
+            ], True)
+
+        self.expect_gdbremote_sequence()
+
+        # Wait a moment for completed and now-detached inferior process to
+        # clear.
+        time.sleep(1)
+
+        if not lldb.remote_platform:
+            # Process should be dead now. Reap results.
+            poll_result = procs["inferior"].poll()
+            self.assertIsNotNone(poll_result)
+
+        # Where possible, verify at the system level that the process is not
+        # running.
+        self.assertFalse(
+            lldbgdbserverutils.process_is_running(
+                procs["inferior"].pid, False))
+
+    @debugserver_test
+    def test_attach_commandline_kill_after_initial_stop_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_attach()
+        self.attach_commandline_kill_after_initial_stop()
+
+    @llgs_test
+    def test_attach_commandline_kill_after_initial_stop_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_attach()
+        self.attach_commandline_kill_after_initial_stop()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteModuleInfo.py

@@ -0,0 +1,43 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+import lldbgdbserverutils
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteModuleInfo(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def module_info(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.add_process_info_collection_packets()
+        context = self.expect_gdbremote_sequence()
+        info = self.parse_process_info_response(context)
+
+        self.test_sequence.add_log_lines([
+            'read packet: $jModulesInfo:[{"file":"%s","triple":"%s"}]]#00' % (
+                lldbutil.append_to_process_working_directory("a.out"),
+                info["triple"].decode('hex')),
+            {"direction": "send",
+             "regex": r'^\$\[{(.*)}\]\]#[0-9A-Fa-f]{2}',
+             "capture": {1: "spec"}},
+        ], True)
+
+        context = self.expect_gdbremote_sequence()
+        spec = context.get("spec")
+        self.assertRegexpMatches(spec, '"file_path":".*"')
+        self.assertRegexpMatches(spec, '"file_offset":\d+')
+        self.assertRegexpMatches(spec, '"file_size":\d+')
+        self.assertRegexpMatches(spec, '"triple":"\w*-\w*-.*"')
+        self.assertRegexpMatches(spec, '"uuid":"[A-Fa-f0-9]+"')
+
+    @llgs_test
+    def test_module_info(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.module_info()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteProcessInfo.py

@@ -0,0 +1,211 @@
+from __future__ import print_function
+
+
+import sys
+
+import gdbremote_testcase
+import lldbgdbserverutils
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteProcessInfo(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def qProcessInfo_returns_running_process(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the process id looks reasonable.
+        pid_text = process_info.get("pid")
+        self.assertIsNotNone(pid_text)
+        pid = int(pid_text, base=16)
+        self.assertNotEqual(0, pid)
+
+        # If possible, verify that the process is running.
+        self.assertTrue(lldbgdbserverutils.process_is_running(pid, True))
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_qProcessInfo_returns_running_process_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.qProcessInfo_returns_running_process()
+
+    @llgs_test
+    def test_qProcessInfo_returns_running_process_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.qProcessInfo_returns_running_process()
+
+    def attach_commandline_qProcessInfo_reports_correct_pid(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.assertIsNotNone(procs)
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence(timeout_seconds=8)
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the process id matches what we expected.
+        pid_text = process_info.get('pid', None)
+        self.assertIsNotNone(pid_text)
+        reported_pid = int(pid_text, base=16)
+        self.assertEqual(reported_pid, procs["inferior"].pid)
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_attach_commandline_qProcessInfo_reports_correct_pid_debugserver(
+            self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_attach()
+        self.attach_commandline_qProcessInfo_reports_correct_pid()
+
+    @llgs_test
+    def test_attach_commandline_qProcessInfo_reports_correct_pid_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_attach()
+        self.attach_commandline_qProcessInfo_reports_correct_pid()
+
+    def qProcessInfo_reports_valid_endian(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the process id looks reasonable.
+        endian = process_info.get("endian")
+        self.assertIsNotNone(endian)
+        self.assertTrue(endian in ["little", "big", "pdp"])
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_qProcessInfo_reports_valid_endian_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.qProcessInfo_reports_valid_endian()
+
+    @llgs_test
+    def test_qProcessInfo_reports_valid_endian_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.qProcessInfo_reports_valid_endian()
+
+    def qProcessInfo_contains_keys(self, expected_key_set):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the expected keys are present and non-None within the process
+        # info.
+        missing_key_set = set()
+        for expected_key in expected_key_set:
+            if expected_key not in process_info:
+                missing_key_set.add(expected_key)
+
+        self.assertEqual(
+            missing_key_set,
+            set(),
+            "the listed keys are missing in the qProcessInfo result")
+
+    def qProcessInfo_does_not_contain_keys(self, absent_key_set):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.add_process_info_collection_packets()
+
+        # Run the stream
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info response
+        process_info = self.parse_process_info_response(context)
+        self.assertIsNotNone(process_info)
+
+        # Ensure the unexpected keys are not present
+        unexpected_key_set = set()
+        for unexpected_key in absent_key_set:
+            if unexpected_key in process_info:
+                unexpected_key_set.add(unexpected_key)
+
+        self.assertEqual(
+            unexpected_key_set,
+            set(),
+            "the listed keys were present but unexpected in qProcessInfo result")
+
+    @skipUnlessDarwin
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_qProcessInfo_contains_cputype_cpusubtype_debugserver_darwin(self):
+        self.init_debugserver_test()
+        self.build()
+        self.qProcessInfo_contains_keys(set(['cputype', 'cpusubtype']))
+
+    @skipUnlessDarwin
+    @llgs_test
+    def test_qProcessInfo_contains_cputype_cpusubtype_llgs_darwin(self):
+        self.init_llgs_test()
+        self.build()
+        self.qProcessInfo_contains_keys(set(['cputype', 'cpusubtype']))
+
+    @skipUnlessPlatform(["linux"])
+    @llgs_test
+    def test_qProcessInfo_contains_triple_llgs_linux(self):
+        self.init_llgs_test()
+        self.build()
+        self.qProcessInfo_contains_keys(set(['triple']))
+
+    @skipUnlessDarwin
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_qProcessInfo_does_not_contain_triple_debugserver_darwin(self):
+        self.init_debugserver_test()
+        self.build()
+        # We don't expect to see triple on darwin.  If we do, we'll prefer triple
+        # to cputype/cpusubtype and skip some darwin-based ProcessGDBRemote ArchSpec setup
+        # for the remote Host and Process.
+        self.qProcessInfo_does_not_contain_keys(set(['triple']))
+
+    @skipUnlessDarwin
+    @llgs_test
+    def test_qProcessInfo_does_not_contain_triple_llgs_darwin(self):
+        self.init_llgs_test()
+        self.build()
+        # We don't expect to see triple on darwin.  If we do, we'll prefer triple
+        # to cputype/cpusubtype and skip some darwin-based ProcessGDBRemote ArchSpec setup
+        # for the remote Host and Process.
+        self.qProcessInfo_does_not_contain_keys(set(['triple']))
+
+    @skipUnlessPlatform(["linux"])
+    @llgs_test
+    def test_qProcessInfo_does_not_contain_cputype_cpusubtype_llgs_linux(self):
+        self.init_llgs_test()
+        self.build()
+        self.qProcessInfo_does_not_contain_keys(set(['cputype', 'cpusubtype']))

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteRegisterState.py

@@ -0,0 +1,137 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteRegisterState(gdbremote_testcase.GdbRemoteTestCaseBase):
+    """Test QSaveRegisterState/QRestoreRegisterState support."""
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def grp_register_save_restore_works(self, with_suffix):
+        # Start up the process, use thread suffix, grab main thread id.
+        inferior_args = ["message:main entered", "sleep:5"]
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=inferior_args)
+
+        self.add_process_info_collection_packets()
+        self.add_register_info_collection_packets()
+        if with_suffix:
+            self.add_thread_suffix_request_packets()
+        self.add_threadinfo_collection_packets()
+        self.test_sequence.add_log_lines([
+            # Start the inferior...
+            "read packet: $c#63",
+            # ... match output....
+            {"type": "output_match", "regex": self.maybe_strict_output_regex(
+                r"message:main entered\r\n")},
+        ], True)
+        # ... then interrupt.
+        self.add_interrupt_packets()
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Gather process info.
+        process_info = self.parse_process_info_response(context)
+        endian = process_info.get("endian")
+        self.assertIsNotNone(endian)
+
+        # Gather register info.
+        reg_infos = self.parse_register_info_packets(context)
+        self.assertIsNotNone(reg_infos)
+        self.add_lldb_register_index(reg_infos)
+
+        # Pull out the register infos that we think we can bit flip
+        # successfully.
+        gpr_reg_infos = [
+            reg_info for reg_info in reg_infos if self.is_bit_flippable_register(reg_info)]
+        self.assertTrue(len(gpr_reg_infos) > 0)
+
+        # Gather thread info.
+        if with_suffix:
+            threads = self.parse_threadinfo_packets(context)
+            self.assertIsNotNone(threads)
+            thread_id = threads[0]
+            self.assertIsNotNone(thread_id)
+            # print("Running on thread: 0x{:x}".format(thread_id))
+        else:
+            thread_id = None
+
+        # Save register state.
+        self.reset_test_sequence()
+        self.add_QSaveRegisterState_packets(thread_id)
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        (success, state_id) = self.parse_QSaveRegisterState_response(context)
+        self.assertTrue(success)
+        self.assertIsNotNone(state_id)
+        # print("saved register state id: {}".format(state_id))
+
+        # Remember initial register values.
+        initial_reg_values = self.read_register_values(
+            gpr_reg_infos, endian, thread_id=thread_id)
+        # print("initial_reg_values: {}".format(initial_reg_values))
+
+        # Flip gpr register values.
+        (successful_writes, failed_writes) = self.flip_all_bits_in_each_register_value(
+            gpr_reg_infos, endian, thread_id=thread_id)
+        # print("successful writes: {}, failed writes: {}".format(successful_writes, failed_writes))
+        self.assertTrue(successful_writes > 0)
+
+        flipped_reg_values = self.read_register_values(
+            gpr_reg_infos, endian, thread_id=thread_id)
+        # print("flipped_reg_values: {}".format(flipped_reg_values))
+
+        # Restore register values.
+        self.reset_test_sequence()
+        self.add_QRestoreRegisterState_packets(state_id, thread_id)
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Verify registers match initial register values.
+        final_reg_values = self.read_register_values(
+            gpr_reg_infos, endian, thread_id=thread_id)
+        # print("final_reg_values: {}".format(final_reg_values))
+        self.assertIsNotNone(final_reg_values)
+        self.assertEqual(final_reg_values, initial_reg_values)
+
+    @debugserver_test
+    def test_grp_register_save_restore_works_with_suffix_debugserver(self):
+        USE_THREAD_SUFFIX = True
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.grp_register_save_restore_works(USE_THREAD_SUFFIX)
+
+    @llgs_test
+    def test_grp_register_save_restore_works_with_suffix_llgs(self):
+        USE_THREAD_SUFFIX = True
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.grp_register_save_restore_works(USE_THREAD_SUFFIX)
+
+    @debugserver_test
+    def test_grp_register_save_restore_works_no_suffix_debugserver(self):
+        USE_THREAD_SUFFIX = False
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.grp_register_save_restore_works(USE_THREAD_SUFFIX)
+
+    @llgs_test
+    def test_grp_register_save_restore_works_no_suffix_llgs(self):
+        USE_THREAD_SUFFIX = False
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.grp_register_save_restore_works(USE_THREAD_SUFFIX)

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteSingleStep.py

@@ -0,0 +1,41 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemoteSingleStep(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_single_step_only_steps_one_instruction_with_s_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=True, step_instruction="s")
+
+    @llgs_test
+    @expectedFailureAndroid(
+        bugnumber="llvm.org/pr24739",
+        archs=[
+            "arm",
+            "aarch64"])
+    @expectedFailureAll(
+        oslist=["linux"],
+        archs=[
+            "arm",
+            "aarch64"],
+        bugnumber="llvm.org/pr24739")
+    @skipIf(triple='^mips')
+    def test_single_step_only_steps_one_instruction_with_s_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=True, step_instruction="s")

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteThreadsInStopReply.py

@@ -0,0 +1,303 @@
+from __future__ import print_function
+
+import json
+import re
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+class TestGdbRemoteThreadsInStopReply(
+        gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    ENABLE_THREADS_IN_STOP_REPLY_ENTRIES = [
+        "read packet: $QListThreadsInStopReply#21",
+        "send packet: $OK#00",
+    ]
+
+    def gather_stop_reply_fields(self, post_startup_log_lines, thread_count,
+            field_names):
+        # Set up the inferior args.
+        inferior_args = []
+        for i in range(thread_count - 1):
+            inferior_args.append("thread:new")
+        inferior_args.append("sleep:10")
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=inferior_args)
+
+        self.add_register_info_collection_packets()
+        self.add_process_info_collection_packets()
+
+        # Assumes test_sequence has anything added needed to setup the initial state.
+        # (Like optionally enabling QThreadsInStopReply.)
+        if post_startup_log_lines:
+            self.test_sequence.add_log_lines(post_startup_log_lines, True)
+        self.test_sequence.add_log_lines([
+            "read packet: $c#63"
+        ], True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+        hw_info = self.parse_hw_info(context)
+
+        # Give threads time to start up, then break.
+        time.sleep(1)
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(
+            [
+                "read packet: {}".format(
+                    chr(3)),
+                {
+                    "direction": "send",
+                    "regex": r"^\$T([0-9a-fA-F]+)([^#]+)#[0-9a-fA-F]{2}$",
+                    "capture": {
+                        1: "stop_result",
+                        2: "key_vals_text"}},
+            ],
+            True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Wait until all threads have started.
+        threads = self.wait_for_thread_count(thread_count, timeout_seconds=3)
+        self.assertIsNotNone(threads)
+        self.assertEqual(len(threads), thread_count)
+
+        # Run, then stop the process, grab the stop reply content.
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(["read packet: $c#63",
+                                          "read packet: {}".format(chr(3)),
+                                          {"direction": "send",
+                                           "regex": r"^\$T([0-9a-fA-F]+)([^#]+)#[0-9a-fA-F]{2}$",
+                                           "capture": {1: "stop_result",
+                                                       2: "key_vals_text"}},
+                                          ],
+                                         True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Parse the stop reply contents.
+        key_vals_text = context.get("key_vals_text")
+        self.assertIsNotNone(key_vals_text)
+        kv_dict = self.parse_key_val_dict(key_vals_text)
+        self.assertIsNotNone(kv_dict)
+
+        result = dict();
+        result["pc_register"] = hw_info["pc_register"]
+        result["little_endian"] = hw_info["little_endian"]
+        for key_field in field_names:
+            result[key_field] = kv_dict.get(key_field)
+
+        return result
+
+    def gather_stop_reply_threads(self, post_startup_log_lines, thread_count):
+        # Pull out threads from stop response.
+        stop_reply_threads_text = self.gather_stop_reply_fields(
+                post_startup_log_lines, thread_count, ["threads"])["threads"]
+        if stop_reply_threads_text:
+            return [int(thread_id, 16)
+                    for thread_id in stop_reply_threads_text.split(",")]
+        else:
+            return []
+
+    def gather_stop_reply_pcs(self, post_startup_log_lines, thread_count):
+        results = self.gather_stop_reply_fields( post_startup_log_lines,
+                thread_count, ["threads", "thread-pcs"])
+        if not results:
+            return []
+
+        threads_text = results["threads"]
+        pcs_text = results["thread-pcs"]
+        thread_ids = threads_text.split(",")
+        pcs = pcs_text.split(",")
+        self.assertTrue(len(thread_ids) == len(pcs))
+
+        thread_pcs = dict()
+        for i in range(0, len(pcs)):
+            thread_pcs[int(thread_ids[i], 16)] = pcs[i]
+
+        result = dict()
+        result["thread_pcs"] = thread_pcs
+        result["pc_register"] = results["pc_register"]
+        result["little_endian"] = results["little_endian"]
+        return result
+
+    def switch_endian(self, egg):
+        return "".join(reversed(re.findall("..", egg)))
+
+    def parse_hw_info(self, context):
+        self.assertIsNotNone(context)
+        process_info = self.parse_process_info_response(context)
+        endian = process_info.get("endian")
+        reg_info = self.parse_register_info_packets(context)
+        (pc_lldb_reg_index, pc_reg_info) = self.find_pc_reg_info(reg_info)
+
+        hw_info = dict()
+        hw_info["pc_register"] = pc_lldb_reg_index
+        hw_info["little_endian"] = (endian == "little")
+        return hw_info
+
+    def gather_threads_info_pcs(self, pc_register, little_endian):
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(
+                [
+                    "read packet: $jThreadsInfo#c1",
+                    {
+                        "direction": "send",
+                        "regex": r"^\$(.*)#[0-9a-fA-F]{2}$",
+                        "capture": {
+                            1: "threads_info"}},
+                ],
+                True)
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+        threads_info = context.get("threads_info")
+        register = str(pc_register)
+        # The jThreadsInfo response is not valid JSON data, so we have to
+        # clean it up first.
+        jthreads_info = json.loads(re.sub(r"}]", "}", threads_info))
+        thread_pcs = dict()
+        for thread_info in jthreads_info:
+            tid = thread_info["tid"]
+            pc = thread_info["registers"][register]
+            thread_pcs[tid] = self.switch_endian(pc) if little_endian else pc
+
+        return thread_pcs
+
+    def QListThreadsInStopReply_supported(self):
+        procs = self.prep_debug_monitor_and_inferior()
+        self.test_sequence.add_log_lines(
+            self.ENABLE_THREADS_IN_STOP_REPLY_ENTRIES, True)
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_QListThreadsInStopReply_supported_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.QListThreadsInStopReply_supported()
+
+    @llgs_test
+    def test_QListThreadsInStopReply_supported_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.QListThreadsInStopReply_supported()
+
+    def stop_reply_reports_multiple_threads(self, thread_count):
+        # Gather threads from stop notification when QThreadsInStopReply is
+        # enabled.
+        stop_reply_threads = self.gather_stop_reply_threads(
+            self.ENABLE_THREADS_IN_STOP_REPLY_ENTRIES, thread_count)
+        self.assertEqual(len(stop_reply_threads), thread_count)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_stop_reply_reports_multiple_threads_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_reports_multiple_threads(5)
+
+    @llgs_test
+    def test_stop_reply_reports_multiple_threads_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_reports_multiple_threads(5)
+
+    def no_QListThreadsInStopReply_supplies_no_threads(self, thread_count):
+        # Gather threads from stop notification when QThreadsInStopReply is not
+        # enabled.
+        stop_reply_threads = self.gather_stop_reply_threads(None, thread_count)
+        self.assertEqual(len(stop_reply_threads), 0)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_no_QListThreadsInStopReply_supplies_no_threads_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.no_QListThreadsInStopReply_supplies_no_threads(5)
+
+    @llgs_test
+    def test_no_QListThreadsInStopReply_supplies_no_threads_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.no_QListThreadsInStopReply_supplies_no_threads(5)
+
+    def stop_reply_reports_correct_threads(self, thread_count):
+        # Gather threads from stop notification when QThreadsInStopReply is
+        # enabled.
+        stop_reply_threads = self.gather_stop_reply_threads(
+            self.ENABLE_THREADS_IN_STOP_REPLY_ENTRIES, thread_count)
+        self.assertEqual(len(stop_reply_threads), thread_count)
+
+        # Gather threads from q{f,s}ThreadInfo.
+        self.reset_test_sequence()
+        self.add_threadinfo_collection_packets()
+
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        threads = self.parse_threadinfo_packets(context)
+        self.assertIsNotNone(threads)
+        self.assertEqual(len(threads), thread_count)
+
+        # Ensure each thread in q{f,s}ThreadInfo appears in stop reply threads
+        for tid in threads:
+            self.assertTrue(tid in stop_reply_threads)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_stop_reply_reports_correct_threads_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_reports_correct_threads(5)
+
+    @llgs_test
+    def test_stop_reply_reports_correct_threads_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_reports_correct_threads(5)
+
+    def stop_reply_contains_thread_pcs(self, thread_count):
+        results = self.gather_stop_reply_pcs(
+                self.ENABLE_THREADS_IN_STOP_REPLY_ENTRIES, thread_count)
+        stop_reply_pcs = results["thread_pcs"]
+        pc_register = results["pc_register"]
+        little_endian = results["little_endian"]
+        self.assertEqual(len(stop_reply_pcs), thread_count)
+
+        threads_info_pcs = self.gather_threads_info_pcs(pc_register,
+                little_endian)
+
+        self.assertEqual(len(threads_info_pcs), thread_count)
+        for thread_id in stop_reply_pcs:
+            self.assertTrue(thread_id in threads_info_pcs)
+            self.assertTrue(int(stop_reply_pcs[thread_id], 16)
+                    == int(threads_info_pcs[thread_id], 16))
+
+    @llgs_test
+    def test_stop_reply_contains_thread_pcs_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_contains_thread_pcs(5)
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @debugserver_test
+    def test_stop_reply_contains_thread_pcs_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.stop_reply_contains_thread_pcs(5)

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemote_qThreadStopInfo.py

@@ -0,0 +1,182 @@
+from __future__ import print_function
+
+
+import sys
+
+import unittest2
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemote_qThreadStopInfo(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+    THREAD_COUNT = 5
+
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    @skipIfDarwinEmbedded # <rdar://problem/27005337> 
+    def gather_stop_replies_via_qThreadStopInfo(self, thread_count):
+        # Set up the inferior args.
+        inferior_args = []
+        for i in range(thread_count - 1):
+            inferior_args.append("thread:new")
+        inferior_args.append("sleep:10")
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=inferior_args)
+
+        # Assumes test_sequence has anything added needed to setup the initial state.
+        # (Like optionally enabling QThreadsInStopReply.)
+        self.test_sequence.add_log_lines([
+            "read packet: $c#63"
+        ], True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Give threads time to start up, then break.
+        time.sleep(1)
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(
+            [
+                "read packet: {}".format(
+                    chr(3)),
+                {
+                    "direction": "send",
+                    "regex": r"^\$T([0-9a-fA-F]+)([^#]+)#[0-9a-fA-F]{2}$",
+                    "capture": {
+                        1: "stop_result",
+                        2: "key_vals_text"}},
+            ],
+            True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Wait until all threads have started.
+        threads = self.wait_for_thread_count(thread_count, timeout_seconds=3)
+        self.assertIsNotNone(threads)
+        self.assertEqual(len(threads), thread_count)
+
+        # Grab stop reply for each thread via qThreadStopInfo{tid:hex}.
+        stop_replies = {}
+        thread_dicts = {}
+        for thread in threads:
+            # Run the qThreadStopInfo command.
+            self.reset_test_sequence()
+            self.test_sequence.add_log_lines(
+                [
+                    "read packet: $qThreadStopInfo{:x}#00".format(thread),
+                    {
+                        "direction": "send",
+                        "regex": r"^\$T([0-9a-fA-F]+)([^#]+)#[0-9a-fA-F]{2}$",
+                        "capture": {
+                            1: "stop_result",
+                            2: "key_vals_text"}},
+                ],
+                True)
+            context = self.expect_gdbremote_sequence()
+            self.assertIsNotNone(context)
+
+            # Parse stop reply contents.
+            key_vals_text = context.get("key_vals_text")
+            self.assertIsNotNone(key_vals_text)
+            kv_dict = self.parse_key_val_dict(key_vals_text)
+            self.assertIsNotNone(kv_dict)
+
+            # Verify there is a thread and that it matches the expected thread
+            # id.
+            kv_thread = kv_dict.get("thread")
+            self.assertIsNotNone(kv_thread)
+            kv_thread_id = int(kv_thread, 16)
+            self.assertEqual(kv_thread_id, thread)
+
+            # Grab the stop id reported.
+            stop_result_text = context.get("stop_result")
+            self.assertIsNotNone(stop_result_text)
+            stop_replies[kv_thread_id] = int(stop_result_text, 16)
+
+            # Hang on to the key-val dictionary for the thread.
+            thread_dicts[kv_thread_id] = kv_dict
+
+        return (stop_replies, thread_dicts)
+
+    def qThreadStopInfo_works_for_multiple_threads(self, thread_count):
+        (stop_replies, _) = self.gather_stop_replies_via_qThreadStopInfo(thread_count)
+        self.assertEqual(len(stop_replies), thread_count)
+
+    @debugserver_test
+    def test_qThreadStopInfo_works_for_multiple_threads_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_works_for_multiple_threads(self.THREAD_COUNT)
+
+    @llgs_test
+    def test_qThreadStopInfo_works_for_multiple_threads_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_works_for_multiple_threads(self.THREAD_COUNT)
+
+    def qThreadStopInfo_only_reports_one_thread_stop_reason_during_interrupt(
+            self, thread_count):
+        (stop_replies, _) = self.gather_stop_replies_via_qThreadStopInfo(thread_count)
+        self.assertIsNotNone(stop_replies)
+
+        no_stop_reason_count = sum(
+            1 for stop_reason in list(
+                stop_replies.values()) if stop_reason == 0)
+        with_stop_reason_count = sum(
+            1 for stop_reason in list(
+                stop_replies.values()) if stop_reason != 0)
+
+        # All but one thread should report no stop reason.
+        self.assertEqual(no_stop_reason_count, thread_count - 1)
+
+        # Only one thread should should indicate a stop reason.
+        self.assertEqual(with_stop_reason_count, 1)
+
+    @debugserver_test
+    def test_qThreadStopInfo_only_reports_one_thread_stop_reason_during_interrupt_debugserver(
+            self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_only_reports_one_thread_stop_reason_during_interrupt(
+            self.THREAD_COUNT)
+
+    @llgs_test
+    def test_qThreadStopInfo_only_reports_one_thread_stop_reason_during_interrupt_llgs(
+            self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_only_reports_one_thread_stop_reason_during_interrupt(
+            self.THREAD_COUNT)
+
+    def qThreadStopInfo_has_valid_thread_names(
+            self, thread_count, expected_thread_name):
+        (_, thread_dicts) = self.gather_stop_replies_via_qThreadStopInfo(thread_count)
+        self.assertIsNotNone(thread_dicts)
+
+        for thread_dict in list(thread_dicts.values()):
+            name = thread_dict.get("name")
+            self.assertIsNotNone(name)
+            self.assertEqual(name, expected_thread_name)
+
+    @unittest2.skip("MacOSX doesn't have a default thread name")
+    @debugserver_test
+    def test_qThreadStopInfo_has_valid_thread_names_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_has_valid_thread_names(self.THREAD_COUNT, "a.out")
+
+    # test requires OS with set, equal thread names by default.
+    @skipUnlessPlatform(["linux"])
+    @llgs_test
+    def test_qThreadStopInfo_has_valid_thread_names_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.qThreadStopInfo_has_valid_thread_names(self.THREAD_COUNT, "a.out")

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemote_vCont.py

@@ -0,0 +1,159 @@
+from __future__ import print_function
+
+import gdbremote_testcase
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestGdbRemote_vCont(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def vCont_supports_mode(self, mode, inferior_args=None):
+        # Setup the stub and set the gdb remote command stream.
+        procs = self.prep_debug_monitor_and_inferior(
+            inferior_args=inferior_args)
+        self.add_vCont_query_packets()
+
+        # Run the gdb remote command stream.
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Pull out supported modes.
+        supported_vCont_modes = self.parse_vCont_query_response(context)
+        self.assertIsNotNone(supported_vCont_modes)
+
+        # Verify we support the given mode.
+        self.assertTrue(mode in supported_vCont_modes)
+
+    def vCont_supports_c(self):
+        self.vCont_supports_mode("c")
+
+    def vCont_supports_C(self):
+        self.vCont_supports_mode("C")
+
+    def vCont_supports_s(self):
+        self.vCont_supports_mode("s")
+
+    def vCont_supports_S(self):
+        self.vCont_supports_mode("S")
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_vCont_supports_c_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.vCont_supports_c()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @llgs_test
+    def test_vCont_supports_c_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.vCont_supports_c()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_vCont_supports_C_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.vCont_supports_C()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @llgs_test
+    def test_vCont_supports_C_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.vCont_supports_C()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_vCont_supports_s_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.vCont_supports_s()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @llgs_test
+    def test_vCont_supports_s_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.vCont_supports_s()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_vCont_supports_S_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.vCont_supports_S()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @llgs_test
+    def test_vCont_supports_S_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.vCont_supports_S()
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_single_step_only_steps_one_instruction_with_Hc_vCont_s_debugserver(
+            self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=True, step_instruction="vCont;s")
+
+    @llgs_test
+    @expectedFailureAndroid(
+        bugnumber="llvm.org/pr24739",
+        archs=[
+            "arm",
+            "aarch64"])
+    @expectedFailureAll(
+        oslist=["linux"],
+        archs=[
+            "arm",
+            "aarch64"],
+        bugnumber="llvm.org/pr24739")
+    @skipIf(triple='^mips')
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    def test_single_step_only_steps_one_instruction_with_Hc_vCont_s_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=True, step_instruction="vCont;s")
+
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    @debugserver_test
+    def test_single_step_only_steps_one_instruction_with_vCont_s_thread_debugserver(
+            self):
+        self.init_debugserver_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=False, step_instruction="vCont;s:{thread}")
+
+    @llgs_test
+    @expectedFailureAndroid(
+        bugnumber="llvm.org/pr24739",
+        archs=[
+            "arm",
+            "aarch64"])
+    @expectedFailureAll(
+        oslist=["linux"],
+        archs=[
+            "arm",
+            "aarch64"],
+        bugnumber="llvm.org/pr24739")
+    @skipIf(triple='^mips')
+    @expectedFailureAll(oslist=["ios", "tvos", "watchos", "bridgeos"], bugnumber="rdar://27005337")
+    def test_single_step_only_steps_one_instruction_with_vCont_s_thread_llgs(
+            self):
+        self.init_llgs_test()
+        self.build()
+        self.set_inferior_startup_launch()
+        self.single_step_only_steps_one_instruction(
+            use_Hc_packet=False, step_instruction="vCont;s:{thread}")

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/commandline/TestStubReverseConnect.py

@@ -0,0 +1,98 @@
+from __future__ import print_function
+
+import gdbremote_testcase
+import lldbgdbserverutils
+import re
+import select
+import socket
+import time
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestStubReverseConnect(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    _DEFAULT_TIMEOUT = 20
+
+    def setUp(self):
+        # Set up the test.
+        gdbremote_testcase.GdbRemoteTestCaseBase.setUp(self)
+
+        # Create a listener on a local port.
+        self.listener_socket = self.create_listener_socket()
+        self.assertIsNotNone(self.listener_socket)
+        self.listener_port = self.listener_socket.getsockname()[1]
+
+    def create_listener_socket(self, timeout_seconds=_DEFAULT_TIMEOUT):
+        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        self.assertIsNotNone(sock)
+
+        sock.settimeout(timeout_seconds)
+        sock.bind(("127.0.0.1", 0))
+        sock.listen(1)
+
+        def tear_down_listener():
+            try:
+                sock.shutdown(socket.SHUT_RDWR)
+            except:
+                # ignore
+                None
+
+        self.addTearDownHook(tear_down_listener)
+        return sock
+
+    def reverse_connect_works(self):
+        # Indicate stub startup should do a reverse connect.
+        appended_stub_args = ["--reverse-connect"]
+        if self.debug_monitor_extra_args:
+            self.debug_monitor_extra_args += appended_stub_args
+        else:
+            self.debug_monitor_extra_args = appended_stub_args
+
+        self.stub_hostname = "127.0.0.1"
+        self.port = self.listener_port
+
+        triple = self.dbg.GetSelectedPlatform().GetTriple()
+        if re.match(".*-.*-.*-android", triple):
+            self.forward_adb_port(
+                self.port,
+                self.port,
+                "reverse",
+                self.stub_device)
+
+        # Start the stub.
+        server = self.launch_debug_monitor(logfile=sys.stdout)
+        self.assertIsNotNone(server)
+        self.assertTrue(
+            lldbgdbserverutils.process_is_running(
+                server.pid, True))
+
+        # Listen for the stub's connection to us.
+        (stub_socket, address) = self.listener_socket.accept()
+        self.assertIsNotNone(stub_socket)
+        self.assertIsNotNone(address)
+        print("connected to stub {} on {}".format(
+            address, stub_socket.getsockname()))
+
+        # Verify we can do the handshake.  If that works, we'll call it good.
+        self.do_handshake(stub_socket, timeout_seconds=self._DEFAULT_TIMEOUT)
+
+        # Clean up.
+        stub_socket.shutdown(socket.SHUT_RDWR)
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_reverse_connect_works_debugserver(self):
+        self.init_debugserver_test(use_named_pipe=False)
+        self.set_inferior_startup_launch()
+        self.reverse_connect_works()
+
+    @llgs_test
+    @skipIfRemote  # reverse connect is not a supported use case for now
+    def test_reverse_connect_works_llgs(self):
+        self.init_llgs_test(use_named_pipe=False)
+        self.set_inferior_startup_launch()
+        self.reverse_connect_works()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/commandline/TestStubSetSID.py

@@ -0,0 +1,86 @@
+from __future__ import print_function
+
+
+import gdbremote_testcase
+import lldbgdbserverutils
+import os
+import select
+import tempfile
+import time
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class TestStubSetSIDTestCase(gdbremote_testcase.GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def get_stub_sid(self, extra_stub_args=None):
+        # Launch debugserver
+        if extra_stub_args:
+            self.debug_monitor_extra_args += extra_stub_args
+
+        server = self.launch_debug_monitor()
+        self.assertIsNotNone(server)
+        self.assertTrue(
+            lldbgdbserverutils.process_is_running(
+                server.pid, True))
+
+        # Get the process id for the stub.
+        return os.getsid(server.pid)
+
+    def sid_is_same_without_setsid(self):
+        stub_sid = self.get_stub_sid()
+        self.assertEqual(stub_sid, os.getsid(0))
+
+    def sid_is_different_with_setsid(self):
+        stub_sid = self.get_stub_sid(["--setsid"])
+        self.assertNotEqual(stub_sid, os.getsid(0))
+
+    def sid_is_different_with_S(self):
+        stub_sid = self.get_stub_sid(["-S"])
+        self.assertNotEqual(stub_sid, os.getsid(0))
+
+    @debugserver_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    def test_sid_is_same_without_setsid_debugserver(self):
+        self.init_debugserver_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_same_without_setsid()
+
+    @llgs_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    @expectedFailureAll(oslist=['freebsd'])
+    def test_sid_is_same_without_setsid_llgs(self):
+        self.init_llgs_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_same_without_setsid()
+
+    @debugserver_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    def test_sid_is_different_with_setsid_debugserver(self):
+        self.init_debugserver_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_different_with_setsid()
+
+    @llgs_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    def test_sid_is_different_with_setsid_llgs(self):
+        self.init_llgs_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_different_with_setsid()
+
+    @debugserver_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    def test_sid_is_different_with_S_debugserver(self):
+        self.init_debugserver_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_different_with_S()
+
+    @llgs_test
+    @skipIfRemote  # --setsid not used on remote platform and currently it is also impossible to get the sid of lldb-platform running on a remote target
+    def test_sid_is_different_with_S_llgs(self):
+        self.init_llgs_test()
+        self.set_inferior_startup_launch()
+        self.sid_is_different_with_S()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/exit-code/Makefile

@@ -0,0 +1,8 @@
+LEVEL = ../../../make
+
+override CFLAGS_EXTRAS += -D__STDC_LIMIT_MACROS -D__STDC_FORMAT_MACROS
+ENABLE_THREADS := YES
+CXX_SOURCES := main.cpp
+MAKE_DSYM :=NO
+
+include $(LEVEL)/Makefile.rules

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/exit-code/TestGdbRemoteExitCode.py

@@ -0,0 +1,127 @@
+from __future__ import print_function
+
+# lldb test suite imports
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import TestBase
+
+# gdb-remote-specific imports
+import lldbgdbserverutils
+from gdbremote_testcase import GdbRemoteTestCaseBase
+
+
+class TestGdbRemoteExitCode(GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    FAILED_LAUNCH_CODE = "E08"
+
+    def get_launch_fail_reason(self):
+        self.reset_test_sequence()
+        self.test_sequence.add_log_lines(
+            ["read packet: $qLaunchSuccess#00"],
+            True)
+        self.test_sequence.add_log_lines(
+            [{"direction": "send", "regex": r"^\$(.+)#[0-9a-fA-F]{2}$",
+              "capture": {1: "launch_result"}}],
+            True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+        return context.get("launch_result")[1:]
+
+    def start_inferior(self):
+        launch_args = self.install_and_create_launch_args()
+
+        server = self.connect_to_debug_monitor()
+        self.assertIsNotNone(server)
+
+        self.add_no_ack_remote_stream()
+        self.test_sequence.add_log_lines(
+            ["read packet: %s" % lldbgdbserverutils.build_gdbremote_A_packet(
+                launch_args)],
+            True)
+        self.test_sequence.add_log_lines(
+            [{"direction": "send", "regex": r"^\$(.+)#[0-9a-fA-F]{2}$",
+              "capture": {1: "A_result"}}],
+            True)
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        launch_result = context.get("A_result")
+        self.assertIsNotNone(launch_result)
+        if launch_result == self.FAILED_LAUNCH_CODE:
+            fail_reason = self.get_launch_fail_reason()
+            self.fail("failed to launch inferior: " + fail_reason)
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_start_inferior_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.start_inferior()
+
+    @llgs_test
+    def test_start_inferior_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.start_inferior()
+
+    def inferior_exit_0(self):
+        launch_args = self.install_and_create_launch_args()
+
+        server = self.connect_to_debug_monitor()
+        self.assertIsNotNone(server)
+
+        self.add_no_ack_remote_stream()
+        self.add_verified_launch_packets(launch_args)
+        self.test_sequence.add_log_lines(
+            ["read packet: $vCont;c#a8",
+             "send packet: $W00#00"],
+            True)
+
+        self.expect_gdbremote_sequence()
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_inferior_exit_0_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.inferior_exit_0()
+
+    @llgs_test
+    def test_inferior_exit_0_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.inferior_exit_0()
+
+    def inferior_exit_42(self):
+        launch_args = self.install_and_create_launch_args()
+
+        server = self.connect_to_debug_monitor()
+        self.assertIsNotNone(server)
+
+        RETVAL = 42
+
+        # build launch args
+        launch_args += ["retval:%d" % RETVAL]
+
+        self.add_no_ack_remote_stream()
+        self.add_verified_launch_packets(launch_args)
+        self.test_sequence.add_log_lines(
+            ["read packet: $vCont;c#a8",
+             "send packet: $W{0:02x}#00".format(RETVAL)],
+            True)
+
+        self.expect_gdbremote_sequence()
+
+    @debugserver_test
+    @skipIfDarwinEmbedded # <rdar://problem/34539270> lldb-server tests not updated to work on ios etc yet
+    def test_inferior_exit_42_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.inferior_exit_42()
+
+    @llgs_test
+    def test_inferior_exit_42_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.inferior_exit_42()

external/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-server/exit-code/main.cpp

@@ -0,0 +1,355 @@
+#include <cstdlib>
+#include <cstring>
+#include <errno.h>
+#include <inttypes.h>
+#include <memory>
+#include <pthread.h>
+#include <setjmp.h>
+#include <signal.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+#include <vector>
+
+#if defined(__APPLE__)
+__OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2)
+int pthread_threadid_np(pthread_t, __uint64_t *);
+#elif defined(__linux__)
+#include <sys/syscall.h>
+#elif defined(__NetBSD__)
+#include <lwp.h>
+#endif
+
+static const char *const RETVAL_PREFIX = "retval:";
+static const char *const SLEEP_PREFIX = "sleep:";
+static const char *const STDERR_PREFIX = "stderr:";
+static const char *const SET_MESSAGE_PREFIX = "set-message:";
+static const char *const PRINT_MESSAGE_COMMAND = "print-message:";
+static const char *const GET_DATA_ADDRESS_PREFIX = "get-data-address-hex:";
+static const char *const GET_STACK_ADDRESS_COMMAND = "get-stack-address-hex:";
+static const char *const GET_HEAP_ADDRESS_COMMAND = "get-heap-address-hex:";
+
+static const char *const GET_CODE_ADDRESS_PREFIX = "get-code-address-hex:";
+static const char *const CALL_FUNCTION_PREFIX = "call-function:";
+
+static const char *const THREAD_PREFIX = "thread:";
+static const char *const THREAD_COMMAND_NEW = "new";
+static const char *const THREAD_COMMAND_PRINT_IDS = "print-ids";
+static const char *const THREAD_COMMAND_SEGFAULT = "segfault";
+
+static bool g_print_thread_ids = false;
+static pthread_mutex_t g_print_mutex = PTHREAD_MUTEX_INITIALIZER;
+static bool g_threads_do_segfault = false;
+
+static pthread_mutex_t g_jump_buffer_mutex = PTHREAD_MUTEX_INITIALIZER;
+static jmp_buf g_jump_buffer;
+static bool g_is_segfaulting = false;
+
+static char g_message[256];
+
+static volatile char g_c1 = '0';
+static volatile char g_c2 = '1';
+
+static void print_thread_id() {
+// Put in the right magic here for your platform to spit out the thread id (tid)
+// that debugserver/lldb-gdbserver would see as a TID. Otherwise, let the else
+// clause print out the unsupported text so that the unit test knows to skip
+// verifying thread ids.
+#if defined(__APPLE__)
+  __uint64_t tid = 0;
+  pthread_threadid_np(pthread_self(), &tid);
+  printf("%" PRIx64, tid);
+#elif defined(__linux__)
+  // This is a call to gettid() via syscall.
+  printf("%" PRIx64, static_cast<uint64_t>(syscall(__NR_gettid)));
+#elif defined(__NetBSD__)
+  // Technically lwpid_t is 32-bit signed integer
+  printf("%" PRIx64, static_cast<uint64_t>(_lwp_self()));
+#else
+  printf("{no-tid-support}");
+#endif
+}
+
+static void signal_handler(int signo) {
+  const char *signal_name = nullptr;
+  switch (signo) {
+  case SIGUSR1:
+    signal_name = "SIGUSR1";
+    break;
+  case SIGSEGV:
+    signal_name = "SIGSEGV";
+    break;
+  default:
+    signal_name = nullptr;
+  }
+
+  // Print notice that we received the signal on a given thread.
+  pthread_mutex_lock(&g_print_mutex);
+  if (signal_name)
+    printf("received %s on thread id: ", signal_name);
+  else
+    printf("received signo %d (%s) on thread id: ", signo, strsignal(signo));
+  print_thread_id();
+  printf("\n");
+  pthread_mutex_unlock(&g_print_mutex);
+
+  // Reset the signal handler if we're one of the expected signal handlers.
+  switch (signo) {
+  case SIGSEGV:
+    if (g_is_segfaulting) {
+      // Fix up the pointer we're writing to.  This needs to happen if nothing
+      // intercepts the SIGSEGV (i.e. if somebody runs this from the command
+      // line).
+      longjmp(g_jump_buffer, 1);
+    }
+    break;
+  case SIGUSR1:
+    if (g_is_segfaulting) {
+      // Fix up the pointer we're writing to.  This is used to test gdb remote
+      // signal delivery. A SIGSEGV will be raised when the thread is created,
+      // switched out for a SIGUSR1, and then this code still needs to fix the
+      // seg fault. (i.e. if somebody runs this from the command line).
+      longjmp(g_jump_buffer, 1);
+    }
+    break;
+  }
+
+  // Reset the signal handler.
+  sig_t sig_result = signal(signo, signal_handler);
+  if (sig_result == SIG_ERR) {
+    fprintf(stderr, "failed to set signal handler: errno=%d\n", errno);
+    exit(1);
+  }
+}
+
+static void swap_chars() {
+  g_c1 = '1';
+  g_c2 = '0';
+
+  g_c1 = '0';
+  g_c2 = '1';
+}
+
+static void hello() {
+  pthread_mutex_lock(&g_print_mutex);
+  printf("hello, world\n");
+  pthread_mutex_unlock(&g_print_mutex);
+}
+
+static void *thread_func(void *arg) {
+  static pthread_mutex_t s_thread_index_mutex = PTHREAD_MUTEX_INITIALIZER;
+  static int s_thread_index = 1;
+
+  pthread_mutex_lock(&s_thread_index_mutex);
+  const int this_thread_index = s_thread_index++;
+  pthread_mutex_unlock(&s_thread_index_mutex);
+
+  if (g_print_thread_ids) {
+    pthread_mutex_lock(&g_print_mutex);
+    printf("thread %d id: ", this_thread_index);
+    print_thread_id();
+    printf("\n");
+    pthread_mutex_unlock(&g_print_mutex);
+  }
+
+  if (g_threads_do_segfault) {
+    // Sleep for a number of seconds based on the thread index.
+    // TODO add ability to send commands to test exe so we can
+    // handle timing more precisely.  This is clunky.  All we're
+    // trying to do is add predictability as to the timing of
+    // signal generation by created threads.
+    int sleep_seconds = 2 * (this_thread_index - 1);
+    while (sleep_seconds > 0)
+      sleep_seconds = sleep(sleep_seconds);
+
+    // Test creating a SEGV.
+    pthread_mutex_lock(&g_jump_buffer_mutex);
+    g_is_segfaulting = true;
+    int *bad_p = nullptr;
+    if (setjmp(g_jump_buffer) == 0) {
+      // Force a seg fault signal on this thread.
+      *bad_p = 0;
+    } else {
+      // Tell the system we're no longer seg faulting.
+      // Used by the SIGUSR1 signal handler that we inject
+      // in place of the SIGSEGV so it only tries to
+      // recover from the SIGSEGV if this seg fault code
+      // was in play.
+      g_is_segfaulting = false;
+    }
+    pthread_mutex_unlock(&g_jump_buffer_mutex);
+
+    pthread_mutex_lock(&g_print_mutex);
+    printf("thread ");
+    print_thread_id();
+    printf(": past SIGSEGV\n");
+    pthread_mutex_unlock(&g_print_mutex);
+  }
+
+  int sleep_seconds_remaining = 60;
+  while (sleep_seconds_remaining > 0) {
+    sleep_seconds_remaining = sleep(sleep_seconds_remaining);
+  }
+
+  return nullptr;
+}
+
+int main(int argc, char **argv) {
+  lldb_enable_attach();
+
+  std::vector<pthread_t> threads;
+  std::unique_ptr<uint8_t[]> heap_array_up;
+  int return_value = 0;
+
+  // Set the signal handler.
+  sig_t sig_result = signal(SIGALRM, signal_handler);
+  if (sig_result == SIG_ERR) {
+    fprintf(stderr, "failed to set SIGALRM signal handler: errno=%d\n", errno);
+    exit(1);
+  }
+
+  sig_result = signal(SIGUSR1, signal_handler);
+  if (sig_result == SIG_ERR) {
+    fprintf(stderr, "failed to set SIGUSR1 handler: errno=%d\n", errno);
+    exit(1);
+  }
+
+  sig_result = signal(SIGSEGV, signal_handler);
+  if (sig_result == SIG_ERR) {
+    fprintf(stderr, "failed to set SIGUSR1 handler: errno=%d\n", errno);
+    exit(1);
+  }
+
+  // Process command line args.
+  for (int i = 1; i < argc; ++i) {
+    if (std::strstr(argv[i], STDERR_PREFIX)) {
+      // Treat remainder as text to go to stderr.
+      fprintf(stderr, "%s\n", (argv[i] + strlen(STDERR_PREFIX)));
+    } else if (std::strstr(argv[i], RETVAL_PREFIX)) {
+      // Treat as the return value for the program.
+      return_value = std::atoi(argv[i] + strlen(RETVAL_PREFIX));
+    } else if (std::strstr(argv[i], SLEEP_PREFIX)) {
+      // Treat as the amount of time to have this process sleep (in seconds).
+      int sleep_seconds_remaining = std::atoi(argv[i] + strlen(SLEEP_PREFIX));
+
+      // Loop around, sleeping until all sleep time is used up.  Note that
+      // signals will cause sleep to end early with the number of seconds
+      // remaining.
+      for (int i = 0; sleep_seconds_remaining > 0; ++i) {
+        sleep_seconds_remaining = sleep(sleep_seconds_remaining);
+        // std::cout << "sleep result (call " << i << "): " <<
+        // sleep_seconds_remaining << std::endl;
+      }
+    } else if (std::strstr(argv[i], SET_MESSAGE_PREFIX)) {
+      // Copy the contents after "set-message:" to the g_message buffer.
+      // Used for reading inferior memory and verifying contents match
+      // expectations.
+      strncpy(g_message, argv[i] + strlen(SET_MESSAGE_PREFIX),
+              sizeof(g_message));
+
+      // Ensure we're null terminated.
+      g_message[sizeof(g_message) - 1] = '\0';
+
+    } else if (std::strstr(argv[i], PRINT_MESSAGE_COMMAND)) {
+      pthread_mutex_lock(&g_print_mutex);
+      printf("message: %s\n", g_message);
+      pthread_mutex_unlock(&g_print_mutex);
+    } else if (std::strstr(argv[i], GET_DATA_ADDRESS_PREFIX)) {
+      volatile void *data_p = nullptr;
+
+      if (std::strstr(argv[i] + strlen(GET_DATA_ADDRESS_PREFIX), "g_message"))
+        data_p = &g_message[0];
+      else if (std::strstr(argv[i] + strlen(GET_DATA_ADDRESS_PREFIX), "g_c1"))
+        data_p = &g_c1;
+      else if (std::strstr(argv[i] + strlen(GET_DATA_ADDRESS_PREFIX), "g_c2"))
+        data_p = &g_c2;
+
+      pthread_mutex_lock(&g_print_mutex);
+      printf("data address: %p\n", data_p);
+      pthread_mutex_unlock(&g_print_mutex);
+    } else if (std::strstr(argv[i], GET_HEAP_ADDRESS_COMMAND)) {
+      // Create a byte array if not already present.
+      if (!heap_array_up)
+        heap_array_up.reset(new uint8_t[32]);
+
+      pthread_mutex_lock(&g_print_mutex);
+      printf("heap address: %p\n", heap_array_up.get());
+      pthread_mutex_unlock(&g_print_mutex);
+    } else if (std::strstr(argv[i], GET_STACK_ADDRESS_COMMAND)) {
+      pthread_mutex_lock(&g_print_mutex);
+      printf("stack address: %p\n", &return_value);
+      pthread_mutex_unlock(&g_print_mutex);
+    } else if (std::strstr(argv[i], GET_CODE_ADDRESS_PREFIX)) {
+      void (*func_p)() = nullptr;
+
+      if (std::strstr(argv[i] + strlen(GET_CODE_ADDRESS_PREFIX), "hello"))
+        func_p = hello;
+      else if (std::strstr(argv[i] + strlen(GET_CODE_ADDRESS_PREFIX),
+                           "swap_chars"))
+        func_p = swap_chars;
+
+      pthread_mutex_lock(&g_print_mutex);
+      printf("code address: %p\n", func_p);
+      pthread_mutex_unlock(&g_print_mutex);
+    } else if (std::strstr(argv[i], CALL_FUNCTION_PREFIX)) {
+      // Defaut to providing the address of main.
+      if (std::strcmp(argv[i] + strlen(CALL_FUNCTION_PREFIX), "hello") == 0)
+        hello();
+      else if (std::strcmp(argv[i] + strlen(CALL_FUNCTION_PREFIX),
+                           "swap_chars") == 0)
+        swap_chars();
+      else {
+        pthread_mutex_lock(&g_print_mutex);
+        printf("unknown function: %s\n",
+               argv[i] + strlen(CALL_FUNCTION_PREFIX));
+        pthread_mutex_unlock(&g_print_mutex);
+      }
+    } else if (std::strstr(argv[i], THREAD_PREFIX)) {
+      // Check if we're creating a new thread.
+      if (std::strstr(argv[i] + strlen(THREAD_PREFIX), THREAD_COMMAND_NEW)) {
+        // Create a new thread.
+        pthread_t new_thread;
+        const int err =
+            ::pthread_create(&new_thread, nullptr, thread_func, nullptr);
+        if (err) {
+          fprintf(stderr, "pthread_create() failed with error code %d\n", err);
+          exit(err);
+        }
+        threads.push_back(new_thread);
+      } else if (std::strstr(argv[i] + strlen(THREAD_PREFIX),
+                             THREAD_COMMAND_PRINT_IDS)) {
+        // Turn on thread id announcing.
+        g_print_thread_ids = true;
+
+        // And announce us.
+        pthread_mutex_lock(&g_print_mutex);
+        printf("thread 0 id: ");
+        print_thread_id();
+        printf("\n");
+        pthread_mutex_unlock(&g_print_mutex);
+      } else if (std::strstr(argv[i] + strlen(THREAD_PREFIX),
+                             THREAD_COMMAND_SEGFAULT)) {
+        g_threads_do_segfault = true;
+      } else {
+        // At this point we don't do anything else with threads.
+        // Later use thread index and send command to thread.
+      }
+    } else {
+      // Treat the argument as text for stdout.
+      printf("%s\n", argv[i]);
+    }
+  }
+
+  // If we launched any threads, join them
+  for (std::vector<pthread_t>::iterator it = threads.begin();
+       it != threads.end(); ++it) {
+    void *thread_retval = nullptr;
+    const int err = ::pthread_join(*it, &thread_retval);
+    if (err != 0)
+      fprintf(stderr, "pthread_join() failed with error code %d\n", err);
+  }
+
+  return return_value;
+}