diff options
Diffstat (limited to 'winsup/cygwin/winbase.h')
| -rw-r--r-- | winsup/cygwin/winbase.h | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/winsup/cygwin/winbase.h b/winsup/cygwin/winbase.h index 0137e9a2c..95fac3045 100644 --- a/winsup/cygwin/winbase.h +++ b/winsup/cygwin/winbase.h @@ -14,10 +14,10 @@ details. */ /* For some unknown reason, InterlockedAdd is only supported on Itanium when using the Windows headers. Fortunately we're not restricted to the Windows headers :) */ -extern __inline__ long -ilockadd (volatile long *m, long value) +extern __inline__ LONG +ilockadd (volatile LONG *m, LONG value) { - register int __res; + register LONG __res; __asm__ __volatile__ ("\n\ movl %3,%0\n\ lock xadd %0,%1\n\ @@ -26,10 +26,10 @@ ilockadd (volatile long *m, long value) return __res; } -extern __inline__ long -ilockincr (volatile long *m) +extern __inline__ LONG +ilockincr (volatile LONG *m) { - register int __res; + register LONG __res; __asm__ __volatile__ ("\n\ movl $1,%0\n\ lock xadd %0,%1\n\ @@ -38,10 +38,10 @@ ilockincr (volatile long *m) return __res; } -extern __inline__ long -ilockdecr (volatile long *m) +extern __inline__ LONG +ilockdecr (volatile LONG *m) { - register int __res; + register LONG __res; __asm__ __volatile__ ("\n\ movl $0xffffffff,%0\n\ lock xadd %0,%1\n\ @@ -50,12 +50,12 @@ ilockdecr (volatile long *m) return __res; } -extern __inline__ long -ilockexch (volatile long *t, long v) +extern __inline__ LONG +ilockexch (volatile LONG *t, long v) { return ({ - register long ret __asm ("%eax"); + register LONG ret __asm ("%eax"); __asm __volatile ("\n" "1: lock cmpxchgl %2, %1\n" " jne 1b\n" @@ -66,12 +66,12 @@ ilockexch (volatile long *t, long v) }); } -extern __inline__ long -ilockcmpexch (volatile long *t, long v, long c) +extern __inline__ LONG +ilockcmpexch (volatile LONG *t, LONG v, LONG c) { return ({ - register long ret __asm ("%eax"); + register LONG ret __asm ("%eax"); __asm __volatile ("lock cmpxchgl %2, %1" : "=a" (ret), "=m" (*t) : "r" (v), "m" (*t), "0" (c) @@ -90,4 +90,9 @@ ilockcmpexch (volatile long *t, long v, long c) #define InterlockedExchange ilockexch #undef InterlockedCompareExchange #define InterlockedCompareExchange ilockcmpexch +#undef InterlockedCompareExchangePointer +#ifndef __x86_64 +#define InterlockedCompareExchangePointer(d,e,c) \ + (PVOID)InterlockedCompareExchange((LONG volatile *)(d),(LONG)(e),(LONG)(c)) +#endif /* !__x86_64 */ #endif /*_WINBASE2_H*/ |