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ntdll: Fix some exception test failures on ARM64. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-06-10 11:13:38 +02:00
parent 4e74038749
commit a2fce84a8b
3 changed files with 38 additions and 31 deletions
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24
dlls/ntdll/signal_arm64.c
View File

@ -112,7 +112,7 @@ __ASM_GLOBAL_FUNC( __chkstk, "ret")
* RtlCaptureContext (NTDLL.@)
*/
__ASM_STDCALL_FUNC( RtlCaptureContext, 8,
"str x0, [x0, #0x8]\n\t" /* context->X0 */
"str xzr, [x0, #0x8]\n\t" /* context->X0 */
"stp x1, x2, [x0, #0x10]\n\t" /* context->X1,X2 */
"stp x3, x4, [x0, #0x20]\n\t" /* context->X3,X4 */
"stp x5, x6, [x0, #0x30]\n\t" /* context->X5,X6 */
@ -127,7 +127,7 @@ __ASM_STDCALL_FUNC( RtlCaptureContext, 8,
"stp x23, x24, [x0, #0xc0]\n\t" /* context->X23,X24 */
"stp x25, x26, [x0, #0xd0]\n\t" /* context->X25,X26 */
"stp x27, x28, [x0, #0xe0]\n\t" /* context->X27,X28 */
"stp x29, x30, [x0, #0xf0]\n\t" /* context->Fp,Lr */
"stp x29, xzr, [x0, #0xf0]\n\t" /* context->Fp,Lr */
"mov x1, sp\n\t"
"stp x1, x30, [x0, #0x100]\n\t" /* context->Sp,Pc */
"stp q0, q1, [x0, #0x110]\n\t" /* context->V[0-1] */
@ -135,22 +135,26 @@ __ASM_STDCALL_FUNC( RtlCaptureContext, 8,
"stp q4, q5, [x0, #0x150]\n\t" /* context->V[4-5] */
"stp q6, q7, [x0, #0x170]\n\t" /* context->V[6-7] */
"stp q8, q9, [x0, #0x190]\n\t" /* context->V[8-9] */
"stp q10, q11, [x0, #0x1a0]\n\t" /* context->V[10-11] */
"stp q12, q13, [x0, #0x1c0]\n\t" /* context->V[12-13] */
"stp q14, q15, [x0, #0x1e0]\n\t" /* context->V[14-15] */
"stp q10, q11, [x0, #0x1b0]\n\t" /* context->V[10-11] */
"stp q12, q13, [x0, #0x1d0]\n\t" /* context->V[12-13] */
"stp q14, q15, [x0, #0x1f0]\n\t" /* context->V[14-15] */
"stp q16, q17, [x0, #0x210]\n\t" /* context->V[16-17] */
"stp q18, q19, [x0, #0x230]\n\t" /* context->V[18-19] */
"stp q20, q21, [x0, #0x250]\n\t" /* context->V[20-21] */
"stp q22, q23, [x0, #0x270]\n\t" /* context->V[22-23] */
"stp q24, q25, [x0, #0x290]\n\t" /* context->V[24-25] */
"stp q26, q27, [x0, #0x2a0]\n\t" /* context->V[26-27] */
"stp q28, q29, [x0, #0x2c0]\n\t" /* context->V[28-29] */
"stp q30, q31, [x0, #0x2e0]\n\t" /* context->V[30-31] */
"stp q26, q27, [x0, #0x2b0]\n\t" /* context->V[26-27] */
"stp q28, q29, [x0, #0x2d0]\n\t" /* context->V[28-29] */
"stp q30, q31, [x0, #0x2f0]\n\t" /* context->V[30-31] */
"mov w1, #0x400000\n\t" /* CONTEXT_ARM64 */
"movk w1, #0x7\n\t" /* CONTEXT_FULL */
"str w1, [x0]\n\t" /* context->ContextFlags */
"mrs x1, NZCV\n\t"
"str w1, [x0, #0x4]\n\t" /* context->Cpsr */
"mrs x1, FPCR\n\t"
"str w1, [x0, #0x310]\n\t" /* context->Fpcr */
"mrs x1, FPSR\n\t"
"str w1, [x0, #0x314]\n\t" /* context->Fpsr */
"ret" )
@ -1476,14 +1480,14 @@ __ASM_GLOBAL_FUNC( signal_start_thread,
/**********************************************************************
* DbgBreakPoint (NTDLL.@)
*/
__ASM_STDCALL_FUNC( DbgBreakPoint, 0, "brk #0; ret"
__ASM_STDCALL_FUNC( DbgBreakPoint, 0, "brk #0xf000; ret"
"\n\tnop; nop; nop; nop; nop; nop; nop; nop"
"\n\tnop; nop; nop; nop; nop; nop" );
/**********************************************************************
* DbgUserBreakPoint (NTDLL.@)
*/
__ASM_STDCALL_FUNC( DbgUserBreakPoint, 0, "brk #0; ret"
__ASM_STDCALL_FUNC( DbgUserBreakPoint, 0, "brk #0xf000; ret"
"\n\tnop; nop; nop; nop; nop; nop; nop; nop"
"\n\tnop; nop; nop; nop; nop; nop" );

42
dlls/ntdll/tests/exception.c
View File

@ -5436,7 +5436,7 @@ static void test_thread_context(void)
{
ULONG64 X0, X1, X2, X3, X4, X5, X6, X7, X8, X9, X10, X11, X12, X13, X14, X15, X16,
X17, X18, X19, X20, X21, X22, X23, X24, X25, X26, X27, X28, Fp, Lr, Sp, Pc;
ULONG Cpsr;
ULONG Cpsr, Fpcr, Fpsr;
} expect;
NTSTATUS (*func_ptr)( void *arg1, void *arg2, struct expected *res, void *func ) = code_mem;
@ -5462,10 +5462,14 @@ static void test_thread_context(void)
0x910003e1, /* mov x1, sp */
0xf9007c41, /* str x1, [x2, #248] */
0x90000001, /* adrp x1, 1f */
0x9101a021, /* add x1, x1, #:lo12:1f */
0x9101e021, /* add x1, x1, #:lo12:1f */
0xf9008041, /* str x1, [x2, #256] */
0xd53b4201, /* mrs x1, nzcv */
0xb9010841, /* str w1, [x2, #264] */
0xd53b4401, /* mrs x1, fpcr */
0xb9010c41, /* str w1, [x2, #268] */
0xd53b4421, /* mrs x1, fpsr */
0xb9011041, /* str w1, [x2, #272] */
0xf9400441, /* ldr x1, [x2, #8] */
0xd63f0060, /* blr x3 */
0xa8c17bfd, /* 1: ldp x29, x30, [sp], #16 */
@ -5503,7 +5507,7 @@ static void test_thread_context(void)
ok( context.ContextFlags == CONTEXT_FULL,
"wrong flags %08x\n", context.ContextFlags );
COMPARE( X0 );
ok( !context.X0, "wrong X0 %p\n", (void *)context.X0 );
COMPARE( X1 );
COMPARE( X2 );
COMPARE( X3 );
@ -5536,7 +5540,9 @@ static void test_thread_context(void)
COMPARE( Sp );
COMPARE( Pc );
COMPARE( Cpsr );
ok( context.Lr == expect.Pc, "wrong Lr %p/%p\n", (void *)context.Lr, (void *)expect.Pc );
COMPARE( Fpcr );
COMPARE( Fpsr );
ok( !context.Lr, "wrong Lr %p\n", (void *)context.Lr );
memset( &context, 0xcc, sizeof(context) );
memset( &expect, 0xcc, sizeof(expect) );
@ -5565,7 +5571,6 @@ static void test_thread_context(void)
(void *)context.X28, (void *)context.Fp, (void *)context.Lr, (void *)context.Sp,
(void *)context.Pc, context.Cpsr );
/* other registers are not preserved */
todo_wine COMPARE( X18 );
COMPARE( X19 );
COMPARE( X20 );
COMPARE( X21 );
@ -5577,12 +5582,12 @@ static void test_thread_context(void)
COMPARE( X27 );
COMPARE( X28 );
COMPARE( Fp );
COMPARE( Fpcr );
COMPARE( Fpsr );
ok( context.Lr == expect.Pc, "wrong Lr %p/%p\n", (void *)context.Lr, (void *)expect.Pc );
ok( context.Sp == expect.Sp - 16,
"wrong Sp %p/%p\n", (void *)context.Sp, (void *)(expect.Sp - 16) );
/* Pc is somewhere close to the NtGetContextThread implementation */
ok( (char *)context.Pc >= (char *)pNtGetContextThread - 0x40000 &&
(char *)context.Pc <= (char *)pNtGetContextThread + 0x40000,
ok( context.Sp == expect.Sp, "wrong Sp %p/%p\n", (void *)context.Sp, (void *)expect.Sp );
ok( (char *)context.Pc >= (char *)pNtGetContextThread &&
(char *)context.Pc <= (char *)pNtGetContextThread + 32,
"wrong Pc %p/%p\n", (void *)context.Pc, pNtGetContextThread );
#undef COMPARE
}
@ -5677,7 +5682,6 @@ static void test_debugger(DWORD cont_status)
}
else
{
#if 0 /* RtlRaiseException test disabled for now */
if (stage == 1)
{
ok((char *)ctx.Pc == (char *)code_mem_address + 0xb, "Pc at %p instead of %p\n",
@ -5718,9 +5722,7 @@ static void test_debugger(DWORD cont_status)
/* here we handle exception */
}
}
else
#endif
if (stage == 7 || stage == 8)
else if (stage == 7 || stage == 8)
{
ok(de.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT,
"expected EXCEPTION_BREAKPOINT, got %08x\n", de.u.Exception.ExceptionRecord.ExceptionCode);
@ -5756,7 +5758,7 @@ static void test_debugger(DWORD cont_status)
else if (de.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT)
{
int stage;
char buffer[64];
char buffer[128];
status = pNtReadVirtualMemory(pi.hProcess, &test_stage, &stage,
sizeof(stage), &size_read);
@ -5774,7 +5776,8 @@ static void test_debugger(DWORD cont_status)
if (stage == 3 || stage == 4)
ok(!strcmp(buffer, "Hello World"), "got unexpected debug string '%s'\n", buffer);
else /* ignore unrelated debug strings like 'SHIMVIEW: ShimInfo(Complete)' */
ok(strstr(buffer, "SHIMVIEW") != NULL, "unexpected stage %x, got debug string event '%s'\n", stage, buffer);
ok(strstr(buffer, "SHIMVIEW") || !strncmp(buffer, "RTL:", 4),
"unexpected stage %x, got debug string event '%s'\n", stage, buffer);
if (stage == 4) continuestatus = DBG_EXCEPTION_NOT_HANDLED;
}
@ -6317,12 +6320,13 @@ static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
"got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
ExceptionInfo->ContextRecord->Pc += 2;
#elif defined(__aarch64__)
ok(ExceptionInfo->ContextRecord->Pc == (DWORD_PTR)code_mem + 4,
"expected pc = %lx, got %lx\n", (DWORD_PTR)code_mem + 4, ExceptionInfo->ContextRecord->Pc);
ok(ExceptionInfo->ContextRecord->Pc == (DWORD_PTR)code_mem,
"expected pc = %lx, got %lx\n", (DWORD_PTR)code_mem, ExceptionInfo->ContextRecord->Pc);
ok(rec->NumberParameters == 1,
"ExceptionParameters is %d instead of 1\n", rec->NumberParameters);
ok(rec->ExceptionInformation[0] == 0,
"got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
ExceptionInfo->ContextRecord->Pc += 4;
#endif
breakpoint_exceptions++;
@ -6334,7 +6338,7 @@ static const BYTE breakpoint_code[] = { 0xcd, 0x03, 0xc3 }; /* int $0x3; ret *
#elif defined(__arm__)
static const DWORD breakpoint_code[] = { 0xdefe, 0x4770 }; /* udf #0xfe; bx lr */
#elif defined(__aarch64__)
static const DWORD breakpoint_code[] = { 0xd4200000, 0xd65f03c0 }; /* brk #0; ret */
static const DWORD breakpoint_code[] = { 0xd43e0000, 0xd65f03c0 }; /* brk #0xf000; ret */
#endif
static void test_breakpoint(DWORD numexc)

3
dlls/ntdll/unix/signal_arm64.c
View File

@ -459,7 +459,7 @@ NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
{
context->u.s.Fp = frame->x29;
context->u.s.Lr = frame->ret_addr;
context->Sp = (ULONG64)&frame->thunk_x29;
context->Sp = (ULONG64)(frame + 1);
context->Pc = frame->thunk_addr;
context->Cpsr = 0;
context->ContextFlags |= CONTEXT_CONTROL;
@ -575,7 +575,6 @@ static void setup_exception( ucontext_t *sigcontext, EXCEPTION_RECORD *rec )
rec->ExceptionAddress = (void *)PC_sig(sigcontext);
save_context( &context, sigcontext );
save_fpu( &context, sigcontext );
if (rec->ExceptionCode == EXCEPTION_BREAKPOINT) context.Pc += 4;
status = send_debug_event( rec, &context, TRUE );
if (status == DBG_CONTINUE || status == DBG_EXCEPTION_HANDLED)