Alexandre Julliard : ntdll/tests: Fix exception address checks in child process on ARM64EC.
Module: wine Branch: master Commit: 2c2229523385976cb05a2811a4874bd7a7e31d15 URL: https://gitlab.winehq.org/wine/wine/-/commit/2c2229523385976cb05a2811a4874bd... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Tue Mar 19 22:15:54 2024 +0100 ntdll/tests: Fix exception address checks in child process on ARM64EC. --- dlls/ntdll/tests/exception.c | 66 ++++++++++++++++++++++++++++---------------- 1 file changed, 42 insertions(+), 24 deletions(-) diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c index d3c279ecab8..e1389bae2ab 100644 --- a/dlls/ntdll/tests/exception.c +++ b/dlls/ntdll/tests/exception.c @@ -89,6 +89,7 @@ static VOID (WINAPI *pRtlUnwindEx)(VOID*, VOID*, EXCEPTION_RECORD*, VOID*, static BOOLEAN (CDECL *pRtlAddFunctionTable)(RUNTIME_FUNCTION*, DWORD, DWORD64); static BOOLEAN (CDECL *pRtlDeleteFunctionTable)(RUNTIME_FUNCTION*); static VOID (CDECL *pRtlRestoreContext)(CONTEXT*, EXCEPTION_RECORD*); +static NTSTATUS (WINAPI *pRtlGetNativeSystemInformation)(SYSTEM_INFORMATION_CLASS,void*,ULONG,ULONG*); #endif static void *pKiUserApcDispatcher; @@ -146,7 +147,6 @@ static EXCEPTION_DISPOSITION (WINAPI *p__C_specific_handler)(EXCEPTION_RECORD*, static NTSTATUS (WINAPI *pRtlWow64GetThreadContext)(HANDLE, WOW64_CONTEXT *); static NTSTATUS (WINAPI *pRtlWow64SetThreadContext)(HANDLE, const WOW64_CONTEXT *); static NTSTATUS (WINAPI *pRtlWow64GetCpuAreaInfo)(WOW64_CPURESERVED*,ULONG,WOW64_CPU_AREA_INFO*); -static NTSTATUS (WINAPI *pRtlGetNativeSystemInformation)(SYSTEM_INFORMATION_CLASS,void*,ULONG,ULONG*); #endif enum debugger_stages @@ -3011,7 +3011,9 @@ static void test_exceptions(void) got_exception = 0; run_exception_test(direction_flag_handler, NULL, direction_flag_code, sizeof(direction_flag_code), 0); ok(got_exception == 1, "got %d exceptions, expected 1\n", got_exception); +#ifndef __arm64ec__ if (is_arm64ec) __asm__ volatile( "cld" ); /* needed on Windows */ +#endif /* test int3 handling */ run_exception_test(int3_handler, NULL, int3_code, sizeof(int3_code), 0); @@ -3294,7 +3296,7 @@ static void rtlraiseexception_handler_( EXCEPTION_RECORD *rec, void *frame, CONT /* check that pc is fixed up only for EXCEPTION_BREAKPOINT * even if raised by RtlRaiseException */ - if (rec->ExceptionCode == EXCEPTION_BREAKPOINT && test_stage) + if (rec->ExceptionCode == EXCEPTION_BREAKPOINT && test_stage && !is_arm64ec) ok( context->Rip == (UINT_PTR)addr - 1, "%d: Rip at %Ix instead of %Ix\n", test_stage, context->Rip, (UINT_PTR)addr - 1 ); else @@ -3386,7 +3388,7 @@ static LONG CALLBACK rtlraiseexception_vectored_handler(EXCEPTION_POINTERS *Exce /* check that Rip is fixed up only for EXCEPTION_BREAKPOINT * even if raised by RtlRaiseException */ - if (rec->ExceptionCode == EXCEPTION_BREAKPOINT && test_stage) + if (rec->ExceptionCode == EXCEPTION_BREAKPOINT && test_stage && !is_arm64ec) ok( context->Rip == (UINT_PTR)addr - 1, "%d: Rip at %Ix instead of %Ix\n", test_stage, context->Rip, (UINT_PTR)addr - 1 ); else @@ -3579,20 +3581,24 @@ static void test_debugger(DWORD cont_status, BOOL with_WaitForDebugEventEx) else if (counter < 2) /* startup breakpoint */ { /* breakpoint is inside ntdll */ - void *ntdll = GetModuleHandleA( "ntdll.dll" ); - IMAGE_NT_HEADERS *nt = RtlImageNtHeader( ntdll ); + IMAGE_NT_HEADERS *nt = RtlImageNtHeader( hntdll ); - ok( (char *)ctx.Rip >= (char *)ntdll && - (char *)ctx.Rip < (char *)ntdll + nt->OptionalHeader.SizeOfImage, - "wrong rip %p ntdll %p-%p\n", (void *)ctx.Rip, ntdll, - (char *)ntdll + nt->OptionalHeader.SizeOfImage ); + ok( (char *)ctx.Rip >= (char *)hntdll && + (char *)ctx.Rip < (char *)hntdll + nt->OptionalHeader.SizeOfImage, + "wrong rip %p ntdll %p-%p\n", (void *)ctx.Rip, hntdll, + (char *)hntdll + nt->OptionalHeader.SizeOfImage ); } else { if (stage == STAGE_RTLRAISE_NOT_HANDLED) { - ok((char *)ctx.Rip == (char *)code_mem_address + 0x0c, "Rip at %p instead of %p\n", - (char *)ctx.Rip, (char *)code_mem_address + 0x0c); + if (is_arm64ec) /* addr points to RtlRaiseException entry thunk */ + ok( ((ULONG *)ctx.Rip)[-1] == 0xd63f0120 /* blr x9 */, + "Rip not in entry thunk %p (ntdll+%Ix)\n", + (char *)ctx.Rip, (char *)ctx.Rip - (char *)hntdll ); + else + ok((char *)ctx.Rip == (char *)code_mem_address + 0x0c, "Rip at %p instead of %p\n", + (char *)ctx.Rip, (char *)code_mem_address + 0x0c); /* setting the context from debugger does not affect the context that the * exception handler gets, except on w2008 */ ctx.Rip = (UINT_PTR)code_mem_address + 0x0e; @@ -3604,8 +3610,14 @@ static void test_debugger(DWORD cont_status, BOOL with_WaitForDebugEventEx) { if (de.u.Exception.dwFirstChance) { - ok((char *)ctx.Rip == (char *)code_mem_address + 0x0c, "Rip at %p instead of %p\n", - (char *)ctx.Rip, (char *)code_mem_address + 0x0c); + if (is_arm64ec) + ok( ((ULONG *)ctx.Rip)[-1] == 0xd63f0120 /* blr x9 */, + "Rip not in entry thunk %p (ntdll+%Ix)\n", + (char *)ctx.Rip, (char *)ctx.Rip - (char *)hntdll ); + else + ok((char *)ctx.Rip == (char *)code_mem_address + 0x0c, + "Rip at %p instead of %p\n", + (char *)ctx.Rip, (char *)code_mem_address + 0x0c); /* setting the context from debugger does not affect the context that the * exception handler gets, except on w2008 */ ctx.Rip = (UINT_PTR)code_mem_address + 0x0e; @@ -3617,7 +3629,11 @@ static void test_debugger(DWORD cont_status, BOOL with_WaitForDebugEventEx) else { /* debugger gets context after exception handler has played with it */ - if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT) + if (is_arm64ec) + ok( ((ULONG *)ctx.Rip)[-1] == 0xd63f0120 /* blr x9 */, + "Rip not in entry thunk %p (ntdll+%Ix)\n", + (char *)ctx.Rip, (char *)ctx.Rip - (char *)hntdll ); + else if (de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT) { ok((char *)ctx.Rip == (char *)code_mem_address + 0xb, "Rip at %p instead of %p\n", (char *)ctx.Rip, (char *)code_mem_address + 0xb); @@ -4275,7 +4291,7 @@ static void test_wow64_context(void) ok( !context.Rbx, "rbx is not zero %Ix\n", context.Rbx ); ok( ((ULONG_PTR)context.Rsp & ~0xfff) == ((ULONG_PTR)teb.Tib.StackBase & ~0xfff), "rsp is not at top of stack %p / %p\n", (void *)context.Rsp, teb.Tib.StackBase ); - ok( context.EFlags == 0x200, "wrong flags %08lx\n", context.EFlags ); + ok( context.EFlags == 0x200 || context.EFlags == 0x202, "wrong flags %08lx\n", context.EFlags ); for (i = 0, got32 = got64 = FALSE; i < 10000 && !(got32 && got64); i++) { @@ -10868,6 +10884,17 @@ START_TEST(exception) X(RtlUnwindEx); X(RtlAddFunctionTable); X(RtlDeleteFunctionTable); + X(RtlGetNativeSystemInformation); +#endif + +#ifdef __x86_64__ + if (pRtlGetNativeSystemInformation) + { + SYSTEM_CPU_INFORMATION info; + ULONG len; + if (!pRtlGetNativeSystemInformation( SystemCpuInformation, &info, sizeof(info), &len )) + is_arm64ec = (info.ProcessorArchitecture == PROCESSOR_ARCHITECTURE_ARM64); + } #endif #undef X @@ -10999,17 +11026,8 @@ START_TEST(exception) X(RtlWow64GetThreadContext); X(RtlWow64SetThreadContext); X(RtlWow64GetCpuAreaInfo); - X(RtlGetNativeSystemInformation); #undef X - if (pRtlGetNativeSystemInformation) - { - SYSTEM_CPU_INFORMATION info; - ULONG len; - if (!pRtlGetNativeSystemInformation( SystemCpuInformation, &info, sizeof(info), &len )) - is_arm64ec = (info.ProcessorArchitecture == PROCESSOR_ARCHITECTURE_ARM64); - } - test_exceptions(); test_debug_registers(); test_debug_registers_wow64();
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Alexandre Julliard