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ntdll: Implement __C_specific_handler and __jump_unwind for arm. 

Signed-off-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Martin Storsjö 2021-11-09 16:05:53 +02:00 committed by Alexandre Julliard
parent bdb3608811
commit 3ef9a04f91
5 changed files with 153 additions and 4 deletions
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3
dlls/api-ms-win-crt-private-l1-1-0/api-ms-win-crt-private-l1-1-0.spec
View File

@ -14,7 +14,7 @@
@ cdecl __AdjustPointer(ptr ptr) ucrtbase.__AdjustPointer
@ stub __BuildCatchObject
@ stub __BuildCatchObjectHelper
@ stdcall -arch=x86_64,arm64 __C_specific_handler(ptr long ptr ptr) ucrtbase.__C_specific_handler
@ stdcall -arch=x86_64,arm,arm64 __C_specific_handler(ptr long ptr ptr) ucrtbase.__C_specific_handler
@ stub __C_specific_handler_noexcept
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxDetectRethrow(ptr) ucrtbase.__CxxDetectRethrow
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxExceptionFilter(ptr ptr long ptr) ucrtbase.__CxxExceptionFilter
@ -41,6 +41,7 @@
@ cdecl __intrinsic_abnormal_termination() ucrtbase.__intrinsic_abnormal_termination
@ cdecl -arch=i386,x86_64,arm,arm64 -norelay __intrinsic_setjmp(ptr) ucrtbase.__intrinsic_setjmp
@ cdecl -arch=x86_64,arm64 -norelay __intrinsic_setjmpex(ptr ptr) ucrtbase.__intrinsic_setjmpex
@ stdcall -arch=arm __jump_unwind(ptr ptr) ucrtbase.__jump_unwind
@ cdecl __processing_throw() ucrtbase.__processing_throw
@ stub __report_gsfailure
@ cdecl __std_exception_copy(ptr ptr) ucrtbase.__std_exception_copy

3
dlls/ntdll/ntdll.spec
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@ -1464,11 +1464,12 @@
@ cdecl -private -arch=i386 _CIpow()
@ cdecl -private -arch=i386 _CIsin()
@ cdecl -private -arch=i386 _CIsqrt()
@ stdcall -arch=x86_64,arm64 __C_specific_handler(ptr long ptr ptr)
@ stdcall -arch=x86_64,arm,arm64 __C_specific_handler(ptr long ptr ptr)
@ cdecl -arch=arm,arm64,x86_64 -norelay __chkstk()
@ cdecl __isascii(long)
@ cdecl __iscsym(long)
@ cdecl __iscsymf(long)
@ stdcall -arch=arm __jump_unwind(ptr ptr)
@ cdecl __toascii(long)
@ cdecl -norelay -arch=i386 -ret64 _alldiv(int64 int64)
@ cdecl -arch=i386 -norelay _alldvrm(int64 int64)

145
dlls/ntdll/signal_arm.c
View File

@ -37,6 +37,18 @@
WINE_DEFAULT_DEBUG_CHANNEL(seh);
typedef struct _SCOPE_TABLE
{
ULONG Count;
struct
{
ULONG BeginAddress;
ULONG EndAddress;
ULONG HandlerAddress;
ULONG JumpTarget;
} ScopeRecord[1];
} SCOPE_TABLE, *PSCOPE_TABLE;
/* layering violation: the setjmp buffer is defined in msvcrt, but used by RtlUnwindEx */
struct MSVCRT_JUMP_BUFFER
@ -56,6 +68,20 @@ struct MSVCRT_JUMP_BUFFER
unsigned long long D[8];
};
static void dump_scope_table( ULONG64 base, const SCOPE_TABLE *table )
{
unsigned int i;
TRACE( "scope table at %p\n", table );
for (i = 0; i < table->Count; i++)
TRACE( " %u: %lx-%lx handler %lx target %lx\n", i,
base + table->ScopeRecord[i].BeginAddress,
base + table->ScopeRecord[i].EndAddress,
base + table->ScopeRecord[i].HandlerAddress,
base + table->ScopeRecord[i].JumpTarget );
}
/*******************************************************************
* is_valid_frame
*/
@ -1260,6 +1286,125 @@ void WINAPI RtlUnwind( void *frame, void *target_ip, EXCEPTION_RECORD *rec, void
}
/*******************************************************************
* __jump_unwind (NTDLL.@)
*/
void WINAPI __jump_unwind( void *frame, void *target_ip )
{
CONTEXT context;
RtlUnwindEx( frame, target_ip, NULL, NULL, &context, NULL );
}
extern LONG __C_ExecuteExceptionFilter(PEXCEPTION_POINTERS ptrs, PVOID frame,
PEXCEPTION_FILTER filter,
PUCHAR nonvolatile);
__ASM_GLOBAL_FUNC( __C_ExecuteExceptionFilter,
"push {r4-r11,lr}\n\t"
__ASM_CFI(".cfi_def_cfa 13, 36\n\t")
__ASM_CFI(".cfi_offset r4, -36\n\t")
__ASM_CFI(".cfi_offset r5, -32\n\t")
__ASM_CFI(".cfi_offset r6, -28\n\t")
__ASM_CFI(".cfi_offset r7, -24\n\t")
__ASM_CFI(".cfi_offset r8, -20\n\t")
__ASM_CFI(".cfi_offset r9, -16\n\t")
__ASM_CFI(".cfi_offset r10, -12\n\t")
__ASM_CFI(".cfi_offset r11, -8\n\t")
__ASM_CFI(".cfi_offset lr, -4\n\t")
"ldm r3, {r4-r11,lr}\n\t"
"blx r2\n\t"
"pop {r4-r11,pc}\n\t" )
extern void __C_ExecuteTerminationHandler(BOOL abnormal, PVOID frame,
PTERMINATION_HANDLER handler,
PUCHAR nonvolatile);
/* This is, implementation wise, identical to __C_ExecuteExceptionFilter. */
__ASM_GLOBAL_FUNC( __C_ExecuteTerminationHandler,
"b " __ASM_NAME("__C_ExecuteExceptionFilter") "\n\t");
/*******************************************************************
* __C_specific_handler (NTDLL.@)
*/
EXCEPTION_DISPOSITION WINAPI __C_specific_handler( EXCEPTION_RECORD *rec,
void *frame,
CONTEXT *context,
struct _DISPATCHER_CONTEXT *dispatch )
{
SCOPE_TABLE *table = dispatch->HandlerData;
ULONG i;
DWORD64 ControlPc = dispatch->ControlPc;
TRACE( "%p %p %p %p\n", rec, frame, context, dispatch );
if (TRACE_ON(seh)) dump_scope_table( dispatch->ImageBase, table );
if (dispatch->ControlPcIsUnwound)
ControlPc -= 2;
if (rec->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND))
{
for (i = dispatch->ScopeIndex; i < table->Count; i++)
{
if (ControlPc >= dispatch->ImageBase + table->ScopeRecord[i].BeginAddress &&
ControlPc < dispatch->ImageBase + table->ScopeRecord[i].EndAddress)
{
PTERMINATION_HANDLER handler;
if (table->ScopeRecord[i].JumpTarget) continue;
if (rec->ExceptionFlags & EH_TARGET_UNWIND &&
dispatch->TargetPc >= dispatch->ImageBase + table->ScopeRecord[i].BeginAddress &&
dispatch->TargetPc < dispatch->ImageBase + table->ScopeRecord[i].EndAddress)
{
break;
}
handler = (PTERMINATION_HANDLER)(dispatch->ImageBase + table->ScopeRecord[i].HandlerAddress);
dispatch->ScopeIndex = i+1;
TRACE( "calling __finally %p frame %p\n", handler, frame );
__C_ExecuteTerminationHandler( TRUE, frame, handler,
dispatch->NonVolatileRegisters );
}
}
return ExceptionContinueSearch;
}
for (i = dispatch->ScopeIndex; i < table->Count; i++)
{
if (ControlPc >= dispatch->ImageBase + table->ScopeRecord[i].BeginAddress &&
ControlPc < dispatch->ImageBase + table->ScopeRecord[i].EndAddress)
{
if (!table->ScopeRecord[i].JumpTarget) continue;
if (table->ScopeRecord[i].HandlerAddress != EXCEPTION_EXECUTE_HANDLER)
{
EXCEPTION_POINTERS ptrs;
PEXCEPTION_FILTER filter;
filter = (PEXCEPTION_FILTER)(dispatch->ImageBase + table->ScopeRecord[i].HandlerAddress);
ptrs.ExceptionRecord = rec;
ptrs.ContextRecord = context;
TRACE( "calling filter %p ptrs %p frame %p\n", filter, &ptrs, frame );
switch (__C_ExecuteExceptionFilter( &ptrs, frame, filter,
dispatch->NonVolatileRegisters ))
{
case EXCEPTION_EXECUTE_HANDLER:
break;
case EXCEPTION_CONTINUE_SEARCH:
continue;
case EXCEPTION_CONTINUE_EXECUTION:
return ExceptionContinueExecution;
}
}
TRACE( "unwinding to target %lx\n", dispatch->ImageBase + table->ScopeRecord[i].JumpTarget );
RtlUnwindEx( frame, (char *)dispatch->ImageBase + table->ScopeRecord[i].JumpTarget,
rec, 0, dispatch->ContextRecord, dispatch->HistoryTable );
}
}
return ExceptionContinueSearch;
}
/***********************************************************************
* RtlRaiseException (NTDLL.@)
*/

3
dlls/ucrtbase/ucrtbase.spec
View File

@ -48,7 +48,7 @@
@ cdecl __AdjustPointer(ptr ptr)
@ stub __BuildCatchObject
@ stub __BuildCatchObjectHelper
@ stdcall -arch=x86_64,arm64 __C_specific_handler(ptr long ptr ptr) ntdll.__C_specific_handler
@ stdcall -arch=x86_64,arm,arm64 __C_specific_handler(ptr long ptr ptr) ntdll.__C_specific_handler
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxDetectRethrow(ptr)
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxExceptionFilter(ptr ptr long ptr)
@ cdecl -arch=i386,x86_64,arm,arm64 -norelay __CxxFrameHandler(ptr ptr ptr ptr)
@ -100,6 +100,7 @@
@ cdecl __iscsymf(long)
@ stub __iswcsym
@ stub __iswcsymf
@ stdcall -arch=arm __jump_unwind(ptr ptr) ntdll.__jump_unwind
@ cdecl -arch=i386 -norelay __libm_sse2_acos()
@ cdecl -arch=i386 -norelay __libm_sse2_acosf()
@ cdecl -arch=i386 -norelay __libm_sse2_asin()

3
dlls/vcruntime140/vcruntime140.spec
View File

@ -10,7 +10,7 @@
@ cdecl __AdjustPointer(ptr ptr) ucrtbase.__AdjustPointer
@ stub __BuildCatchObject
@ stub __BuildCatchObjectHelper
@ stdcall -arch=x86_64,arm64 __C_specific_handler(ptr long ptr ptr) ucrtbase.__C_specific_handler
@ stdcall -arch=x86_64,arm,arm64 __C_specific_handler(ptr long ptr ptr) ucrtbase.__C_specific_handler
@ stub __C_specific_handler_noexcept
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxDetectRethrow(ptr) ucrtbase.__CxxDetectRethrow
@ cdecl -arch=i386,x86_64,arm,arm64 __CxxExceptionFilter(ptr ptr long ptr) ucrtbase.__CxxExceptionFilter
@ -34,6 +34,7 @@
@ cdecl __current_exception_context() ucrtbase.__current_exception_context
@ cdecl -arch=i386,x86_64,arm,arm64 -norelay __intrinsic_setjmp(ptr) ucrtbase.__intrinsic_setjmp
@ cdecl -arch=x86_64,arm64 -norelay __intrinsic_setjmpex(ptr ptr) ucrtbase.__intrinsic_setjmpex
@ stdcall -arch=arm __jump_unwind(ptr ptr) ucrtbase.__jump_unwind
@ cdecl __processing_throw() ucrtbase.__processing_throw
@ stub __report_gsfailure
@ cdecl __std_exception_copy(ptr ptr) ucrtbase.__std_exception_copy