virtual void Release()=0;
};
-class oRefCount
+struct oRefCount
{
- int ref;
-public:
- oRefCount(): ref(0) { }
- operator int&() { return ref; }
+ volatile int count;
+ oRefCount(): count(0) { }
+ operator volatile int&() { return count; }
~oRefCount() {
#ifdef OBJECT_DEBUG
- if (ref) eDebug("OBJECT_DEBUG FATAL: %p has %d references!", this, ref); else eDebug("OBJECT_DEBUG refcount ok! (%p)", this);
+ if (count) eDebug("OBJECT_DEBUG FATAL: %p has %d references!", this, ref); else eDebug("OBJECT_DEBUG refcount ok! (%p)", this);
#endif
}
};
" sc %0, %1 # try to store, checking for atomicity \n" \
" .set mips0 \n" \
" beqz %0, 1b # if not atomic (0), try again \n" \
- : "=&r" (temp), "=m" ((int)ref) \
- : "m" ((int)ref) \
- : "memory"); \
+ : "=&r" (temp), "=m" (ref.count) \
+ : "m" (ref.count) \
+ : ); \
} \
void c::Release() \
{ \
" sc %0, %1 \n" \
" .set mips0 \n" \
" beqz %0, 1b \n" \
- : "=&r" (temp), "=m" ((int)ref) \
- : "m" ((int)ref) \
- : "memory"); \
+ : "=&r" (temp), "=m" (ref.count) \
+ : "m" (ref.count) \
+ : ); \
if (!ref) \
delete this; \
}
__asm__ __volatile__( \
"1: lwarx %0, 0, %3 \n" \
" add %0, %2, %0 \n" \
- " dcbt 0, %3 \n" \
+ " dcbt 0, %3 # workaround for PPC405CR Errata\n" \
" stwcx. %0, 0, %3 \n" \
" bne- 1b \n" \
- : "=&r" (temp), "=m" ((int)ref) \
- : "r" (1), "r" (&((int)ref)), "m" ((int)ref) \
+ : "=&r" (temp), "=m" (ref.count) \
+ : "r" (1), "r" (&ref.count), "m" (ref.count) \
: "cc"); \
} \
void c::Release() \
__asm__ __volatile__( \
"1: lwarx %0, 0, %3 \n" \
" subf %0, %2, %0 \n" \
- " dcbt 0, %3 \n" \
+ " dcbt 0, %3 # workaround for PPC405CR Errata\n" \
" stwcx. %0, 0, %3 \n" \
" bne- 1b \n" \
- : "=&r" (temp), "=m" ((int)ref) \
- : "r" (1), "r" (&((int)ref)), "m" ((int)ref) \
+ : "=&r" (temp), "=m" (ref.count) \
+ : "r" (1), "r" (&ref.count), "m" (ref.count) \
: "cc"); \
if (!ref) \
delete this; \
eSingleLocker l(ref_lock); \
++object_total_remaining; \
++ref; \
- eDebug("OBJECT_DEBUG " #c "+%p now %d", this, (int)ref); \
+ eDebug("OBJECT_DEBUG " #c "+%p now %d", this, ref.count); \
} \
void c::Release() \
{ \