| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| from lldbsuite.test_event.build_exception import BuildError |
| |
| class TestCase(TestBase): |
| |
| NO_DEBUG_INFO_TESTCASE = True |
| |
| def build_and_run(self, test_file): |
| """ |
| Tries building the given test source and runs to the first breakpoint. |
| Returns false if the file fails to build due to an unsupported calling |
| convention on the current test target. Returns true if building and |
| running to the breakpoint succeeded. |
| """ |
| try: |
| self.build(dictionary={ |
| "C_SOURCES" : test_file, |
| "CFLAGS_EXTRAS" : "-Werror=ignored-attributes" |
| }) |
| except BuildError as e: |
| # Test source failed to build. Check if it failed because the |
| # calling convention argument is unsupported/unknown in which case |
| # the test should be skipped. |
| error_msg = str(e) |
| # Clang gives an explicit error when a calling convention is |
| # not supported. |
| if "calling convention is not supported for this target" in error_msg: |
| return False |
| # GCC's has two different generic warnings it can emit. |
| if "attribute ignored" in error_msg: |
| return False |
| if "attribute directive ignored " in error_msg: |
| return False |
| # We got a different build error, so raise it again to fail the |
| # test. |
| raise |
| lldbutil.run_to_source_breakpoint(self, "// break here", lldb.SBFileSpec(test_file)) |
| return True |
| |
| @skipIf(compiler="clang", compiler_version=['<', '9.0']) |
| def test_regcall(self): |
| if not self.build_and_run("regcall.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
| |
| @skipIf(compiler="clang", compiler_version=['<', '9.0']) |
| def test_ms_abi(self): |
| if not self.build_and_run("ms_abi.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
| |
| @skipIf(compiler="clang", compiler_version=['<', '9.0']) |
| def test_stdcall(self): |
| if not self.build_and_run("stdcall.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
| |
| @expectedFailureAll(oslist=["freebsd"], |
| bugnumber="github.com/llvm/llvm-project/issues/56084") |
| def test_vectorcall(self): |
| if not self.build_and_run("vectorcall.c"): |
| return |
| self.expect_expr("func(1.0)", result_type="int", result_value="1") |
| |
| @skipIf(compiler="clang", compiler_version=['<', '9.0']) |
| def test_fastcall(self): |
| if not self.build_and_run("fastcall.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
| |
| @skipIf(compiler="clang", compiler_version=['<', '9.0']) |
| def test_pascal(self): |
| if not self.build_and_run("pascal.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
| |
| def test_sysv_abi(self): |
| if not self.build_and_run("sysv_abi.c"): |
| return |
| self.expect_expr("func(1, 2, 3, 4)", result_type="int", result_value="10") |
