newlib/winsup/w32api/lib/kernel32.c

50 lines
789 B
C

/* extern (library) versions of inline functions defined in winnt.h */
#if defined(__GNUC__)
void* GetCurrentFiber(void)
{
void* ret;
__asm__ volatile (
"movl %%fs:0x10,%0"
: "=r" (ret) /* allow use of reg eax,ebx,ecx,edx,esi,edi */
);
return ret;
}
void* GetFiberData(void)
{
void* ret;
__asm__ volatile (
"movl %%fs:0x10,%0\n"
"movl (%0),%0"
: "=r" (ret) /* allow use of reg eax,ebx,ecx,edx,esi,edi */
);
return ret;
}
#elif !defined (__WATCOMC__)
void* GetCurrentFiber(void)
{
void* res;
_asm {
mov eax, dword ptr fs:0x10
mov res, eax
};
return res;
}
void* GetFiberData(void)
{
void* res;
_asm {
mov eax, dword ptr fs:0x10
mov eax, [eax]
mov res, eax
};
return res;
}
#endif /* __GNUC__ */