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PowerPC inline versions of the interlocked functions.

This commit is contained in:
Marcus Meissner 2003-07-02 04:29:21 +00:00 committed by Alexandre Julliard
parent 5061d3a21d
commit 455c194da2
1 changed files with 70 additions and 0 deletions
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70
include/winbase.h
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@ -1935,6 +1935,76 @@ extern inline HANDLE WINAPI GetProcessHeap(void)
return pdb[0x18 / sizeof(HANDLE)]; /* get dword at offset 0x18 in pdb */
}
#elif defined(__GNUC__) && defined(__powerpc__)
extern inline LONG WINAPI InterlockedCompareExchange( PLONG dest, LONG xchg, LONG compare );
extern inline LONG WINAPI InterlockedCompareExchange( PLONG dest, LONG xchg, LONG compare )
{
LONG ret = 0;
LONG scratch;
__asm__ (
"0: lwarx %0,0,%2\n"
" xor. %1,%4,%0\n"
" bne 1f\n"
" stwcx. %3,0,%2\n"
" bne- 0b\n"
" isync\n"
"1: "
: "=&r"(ret), "=&r"(scratch)
: "r"(dest), "r"(xchg), "r"(compare)
: "cr0","memory","r0");
return ret;
}
extern inline LONG WINAPI InterlockedExchange( PLONG dest, LONG val );
extern inline LONG WINAPI InterlockedExchange( PLONG dest, LONG val )
{
LONG ret = 0;
__asm__(
"0: lwarx %0,0,%1\n"
" stwcx. %2,0,%1\n"
" bne- 0b\n"
" isync\n"
: "=&r"(ret)
: "r"(dest), "r"(val)
: "cr0","memory","r0");
return ret;
}
extern inline LONG WINAPI InterlockedExchangeAdd( PLONG dest, LONG incr );
extern inline LONG WINAPI InterlockedExchangeAdd( PLONG dest, LONG incr )
{
LONG ret = 0;
LONG zero = 0;
__asm__(
"0: lwarx %0, %3, %1\n"
" add %0, %2, %0\n"
" stwcx. %0, %3, %1\n"
" bne- 0b\n"
" isync\n"
: "=&r" (ret)
: "r"(dest), "r"(incr), "r"(zero)
: "cr0", "memory", "r0"
);
return ret-incr;
}
extern inline LONG WINAPI InterlockedIncrement( PLONG dest );
extern inline LONG WINAPI InterlockedIncrement( PLONG dest )
{
return InterlockedExchangeAdd( dest, 1 ) + 1;
}
extern inline LONG WINAPI InterlockedDecrement( PLONG dest );
extern inline LONG WINAPI InterlockedDecrement( PLONG dest )
{
return InterlockedExchangeAdd( dest, -1 ) - 1;
}
DWORD WINAPI GetLastError(void);
DWORD WINAPI GetCurrentProcessId(void);
DWORD WINAPI GetCurrentThreadId(void);
void WINAPI SetLastError( DWORD err );
HANDLE WINAPI GetProcessHeap(void);
#else /* __i386__ && __GNUC__ */
DWORD WINAPI GetCurrentProcessId(void);
DWORD WINAPI GetCurrentThreadId(void);