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ntdll: Add support for relay debugging on ARM64. 

Signed-off-by: André Hentschel <nerv@dawncrow.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
André Hentschel 2017-06-14 10:46:32 +02:00 committed by Alexandre Julliard
parent 4d8585c761
commit 58d527ef93
1 changed files with 62 additions and 3 deletions
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65
dlls/ntdll/relay.c
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@ -38,7 +38,7 @@
WINE_DEFAULT_DEBUG_CHANNEL(relay);
#if defined(__i386__) || defined(__x86_64__) || defined(__arm__)
#if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
WINE_DECLARE_DEBUG_CHANNEL(timestamp);
WINE_DECLARE_DEBUG_CHANNEL(pid);
@ -590,6 +590,65 @@ static LONGLONG WINAPI relay_call( struct relay_descr *descr, unsigned int idx,
return ret;
}
static void WINAPI relay_call_regs( struct relay_descr *descr, INT_PTR idx, INT_PTR *stack )
{
assert(0); /* should never be called */
}
#elif defined(__aarch64__)
extern LONGLONG CDECL call_entry_point( void *func, int nb_args, const INT_PTR *args, int flags );
__ASM_GLOBAL_FUNC( call_entry_point,
"stp x29, x30, [SP,#-16]!\n\t"
"stp x19, x20, [SP,#-16]!\n\t"
"mov x29, SP\n\t"
"mov x19, x2\n\t"
"ldp x8, x9, [x19, #-32]\n\t"
"mov x9, x0\n\t"
"cbz w1, 2f\n\t"
"mov w10, w1\n\t"
"mov x11, x2\n\t"
"mov x12, #0\n\t"
"ldp x0, x1, [x11], #16\n\t"
"add w12, w12, #2\n\t"
"cmp w12, w10\n\t"
"b.hs 2f\n\t"
"ldp x2, x3, [x11], #16\n\t"
"add w12, w12, #2\n\t"
"cmp w12, w10\n\t"
"b.hs 2f\n\t"
"ldp x4, x5, [x11], #16\n\t"
"add w12, w12, #2\n\t"
"cmp w12, w10\n\t"
"b.hs 2f\n\t"
"ldp x6, x7, [x11], #16\n\t"
"add w12, w12, #2\n\t"
"cmp w12, w10\n\t"
"b.hs 2f\n\t"
"sub w12, w10, #8\n\t"
"lsl w12, w12, #3\n\t"
"sub SP, SP, w12, uxtw\n\t"
"tbz w12, #3, 1f\n\t"
"sub SP, SP, #8\n\t"
"1: sub w12, w12, #8\n\t"
"ldr x13, [x11, x12]\n\t"
"str x13, [SP, x12]\n\t"
"cbnz w12, 1b\n\t"
"2: blr x9\n\t"
"mov SP, x29\n\t"
"ldp x19, x20, [SP], #16\n\t"
"ldp x29, x30, [SP], #16\n\t"
"ret\n" )
static LONGLONG WINAPI relay_call( struct relay_descr *descr, unsigned int idx, const INT_PTR *stack )
{
BYTE nb_args = LOBYTE(HIWORD(idx));
BYTE flags = HIBYTE(HIWORD(idx));
void *func = relay_trace_entry( descr, idx, stack + 3 );
LONGLONG ret = call_entry_point( func, nb_args, stack + 4, flags );
relay_trace_exit( descr, idx, stack + 3, ret );
return ret;
}
static void WINAPI relay_call_regs( struct relay_descr *descr, INT_PTR idx, INT_PTR *stack )
{
assert(0); /* should never be called */
@ -751,7 +810,7 @@ void RELAY_SetupDLL( HMODULE module )
}
}
#else /* __i386__ || __x86_64__ || __arm__ */
#else /* __i386__ || __x86_64__ || __arm__ || __aarch64__ */
FARPROC RELAY_GetProcAddress( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
DWORD exp_size, FARPROC proc, DWORD ordinal, const WCHAR *user )
@ -763,7 +822,7 @@ void RELAY_SetupDLL( HMODULE module )
{
}
#endif /* __i386__ || __x86_64__ || __arm__ */
#endif /* __i386__ || __x86_64__ || __arm__ || __aarch64__ */
/***********************************************************************/