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Implement call_ebp_func for msvc

svn path=/trunk/; revision=52379
This commit is contained in:
Timo Kreuzer 2011-06-20 11:27:55 +00:00
parent aa6ff8e522
commit 2035d47de2
1 changed files with 23 additions and 8 deletions
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31
reactos/lib/sdk/crt/except/cppexcept.c
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@ -41,24 +41,39 @@ DWORD CDECL cxx_frame_handler( PEXCEPTION_RECORD rec, cxx_exception_frame* frame
EXCEPTION_REGISTRATION_RECORD* nested_frame, int nested_trylevel );
/* call a function with a given ebp */
static inline void *call_ebp_func( void *func, void *ebp )
{
void *ret;
int dummy;
#ifdef _MSC_VER
#pragma message ("call_ebp_func is unimplemented for MSC")
#pragma warning(disable:4731) // don't warn about modification of ebp
#endif
static inline void *call_ebp_func( void *func, void *_ebp )
{
void *result;
#ifdef _MSC_VER
__asm
{
push ebx
push ebp
mov ebp, _ebp
call func
pop ebp
pop ebx
mov result, eax
}
#else
int dummy;
__asm__ __volatile__ ("pushl %%ebx\n\t"
"pushl %%ebp\n\t"
"movl %4,%%ebp\n\t"
"call *%%eax\n\t"
"popl %%ebp\n\t"
"popl %%ebx"
: "=a" (ret), "=S" (dummy), "=D" (dummy)
: "0" (func), "1" (ebp) : "ecx", "edx", "memory" );
: "=a" (result), "=S" (dummy), "=D" (dummy)
: "0" (func), "1" (_ebp) : "ecx", "edx", "memory" );
#endif
return ret;
return result;
}
#ifdef _MSC_VER
#pragma warning(default:4731)
#endif
/* call a copy constructor */
static inline void call_copy_ctor( void *func, void *this, void *src, int has_vbase )