| 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__) |
| # <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.assertIn(reg_info["lldb_register_index"], expedited_registers) |
| self.trace("{} reg_info:{}".format(generic_register_name, reg_info)) |
| |
| def test_stop_notification_contains_any_registers(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| |
| # 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) |
| |
| |
| def test_stop_notification_contains_no_duplicate_registers(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| |
| # 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))) |
| |
| def test_stop_notification_contains_pc_register(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| self.stop_notification_contains_generic_register("pc") |
| |
| @skipIf(triple='^powerpc64') # powerpc64 has no FP register |
| def test_stop_notification_contains_fp_register(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| self.stop_notification_contains_generic_register("fp") |
| |
| def test_stop_notification_contains_sp_register(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| self.stop_notification_contains_generic_register("sp") |
| |
| @skipIf(archs=no_match(["aarch64"])) |
| @skipIf(oslist=no_match(['linux'])) |
| def test_stop_notification_contains_vg_register(self): |
| if not self.isAArch64SVE(): |
| self.skipTest('SVE registers must be supported.') |
| self.build() |
| self.set_inferior_startup_launch() |
| |
| # 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 vg register. |
| reg_info = self.find_register_with_name_and_dwarf_regnum( |
| reg_infos, 'vg', '46') |
| self.assertIsNotNone(reg_info) |
| |
| # Ensure the expedited registers contained it. |
| self.assertIn(reg_info["lldb_register_index"], expedited_registers) |
| self.trace("{} reg_info:{}".format('vg', reg_info)) |