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msvcrt: Avoid using inline assembly in call_unwind_func(). 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2018-06-11 17:55:47 -05:00 committed by Alexandre Julliard
parent 6f3f291c09
commit 77e92cf72c
1 changed files with 17 additions and 21 deletions
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38
dlls/msvcrt/except_i386.c
View File

@ -107,7 +107,7 @@ typedef struct _SCOPETABLE
{
int previousTryLevel;
int (*lpfnFilter)(PEXCEPTION_POINTERS);
int (*lpfnHandler)(void);
void * (*lpfnHandler)(void);
} SCOPETABLE, *PSCOPETABLE;
typedef struct _MSVCRT_EXCEPTION_FRAME
@ -198,24 +198,20 @@ __ASM_GLOBAL_FUNC( call_filter,
"popl %ebp\n\t"
"ret" );
static inline int call_unwind_func( int (*func)(void), void *ebp )
{
int ret;
__asm__ __volatile__ ("pushl %%ebp\n\t"
"pushl %%ebx\n\t"
"pushl %%esi\n\t"
"pushl %%edi\n\t"
"movl %2,%%ebp\n\t"
"call *%0\n\t"
"popl %%edi\n\t"
"popl %%esi\n\t"
"popl %%ebx\n\t"
"popl %%ebp"
: "=a" (ret)
: "0" (func), "r" (ebp)
: "ecx", "edx", "memory" );
return ret;
}
extern void *call_handler( void * (*func)(void), void *ebp );
__ASM_GLOBAL_FUNC( call_handler,
"pushl %ebp\n\t"
"pushl %ebx\n\t"
"pushl %esi\n\t"
"pushl %edi\n\t"
"movl 24(%esp), %ebp\n\t"
"call *20(%esp)\n\t"
"popl %edi\n\t"
"popl %esi\n\t"
"popl %ebx\n\t"
"popl %ebp\n\t"
"ret" );
static inline void dump_type( const cxx_type_info *type )
{
@ -806,7 +802,7 @@ static void msvcrt_local_unwind2(MSVCRT_EXCEPTION_FRAME* frame, int trylevel, vo
{
TRACE( "__try block cleanup level %d handler %p ebp %p\n",
level, frame->scopetable[level].lpfnHandler, ebp );
call_unwind_func( frame->scopetable[level].lpfnHandler, ebp );
call_handler( frame->scopetable[level].lpfnHandler, ebp );
}
}
__wine_pop_frame(&reg);
@ -833,7 +829,7 @@ static void msvcrt_local_unwind4( ULONG *cookie, MSVCRT_EXCEPTION_FRAME* frame,
{
TRACE( "__try block cleanup level %d handler %p ebp %p\n",
level, scopetable->entries[level].lpfnHandler, ebp );
call_unwind_func( scopetable->entries[level].lpfnHandler, ebp );
call_handler( scopetable->entries[level].lpfnHandler, ebp );
}
}
__wine_pop_frame(&reg);