| ︙ | | | ︙ | |
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
|
if ([(id)block isMemberOfClass: (Class)&_NSConcreteMallocBlock]) {
#ifdef OF_HAVE_ATOMIC_OPS
OFAtomicIntIncrease(&block->flags);
#else
unsigned hash = SPINLOCK_HASH(block);
OF_ENSURE(OFSpinlockLock(&blockSpinlocks[hash]) == 0);
block->flags++;
OF_ENSURE(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
#endif
}
return block;
}
void
|
|
|
|
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
|
if ([(id)block isMemberOfClass: (Class)&_NSConcreteMallocBlock]) {
#ifdef OF_HAVE_ATOMIC_OPS
OFAtomicIntIncrease(&block->flags);
#else
unsigned hash = SPINLOCK_HASH(block);
OFEnsure(OFSpinlockLock(&blockSpinlocks[hash]) == 0);
block->flags++;
OFEnsure(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
#endif
}
return block;
}
void
|
| ︙ | | | ︙ | |
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
|
block->descriptor->dispose_helper(block);
free(block);
}
#else
unsigned hash = SPINLOCK_HASH(block);
OF_ENSURE(OFSpinlockLock(&blockSpinlocks[hash]) == 0);
if ((--block->flags & OF_BLOCK_REFCOUNT_MASK) == 0) {
OF_ENSURE(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
if (block->flags & OF_BLOCK_HAS_COPY_DISPOSE)
block->descriptor->dispose_helper(block);
free(block);
return;
}
OF_ENSURE(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
#endif
}
void
_Block_object_assign(void *dst_, const void *src_, const int flags_)
{
int flags = flags_ & (OF_BLOCK_FIELD_IS_BLOCK |
|
|
|
|
|
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
|
block->descriptor->dispose_helper(block);
free(block);
}
#else
unsigned hash = SPINLOCK_HASH(block);
OFEnsure(OFSpinlockLock(&blockSpinlocks[hash]) == 0);
if ((--block->flags & OF_BLOCK_REFCOUNT_MASK) == 0) {
OFEnsure(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
if (block->flags & OF_BLOCK_HAS_COPY_DISPOSE)
block->descriptor->dispose_helper(block);
free(block);
return;
}
OFEnsure(OFSpinlockUnlock(&blockSpinlocks[hash]) == 0);
#endif
}
void
_Block_object_assign(void *dst_, const void *src_, const int flags_)
{
int flags = flags_ & (OF_BLOCK_FIELD_IS_BLOCK |
|
| ︙ | | | ︙ | |
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
|
free(*dst);
*dst = src->forwarding;
}
#else
unsigned hash = SPINLOCK_HASH(src);
OF_ENSURE(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
if (src->forwarding == src)
src->forwarding = *dst;
else {
src->byref_dispose(*dst);
free(*dst);
*dst = src->forwarding;
}
OF_ENSURE(
OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
OF_ENSURE(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
(*dst)->flags++;
OF_ENSURE(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
#endif
break;
}
}
void
_Block_object_dispose(const void *object_, const int flags_)
|
|
<
|
|
|
|
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
|
free(*dst);
*dst = src->forwarding;
}
#else
unsigned hash = SPINLOCK_HASH(src);
OFEnsure(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
if (src->forwarding == src)
src->forwarding = *dst;
else {
src->byref_dispose(*dst);
free(*dst);
*dst = src->forwarding;
}
OFEnsure(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
#endif
} else
*dst = src;
#ifdef OF_HAVE_ATOMIC_OPS
OFAtomicIntIncrease(&(*dst)->flags);
#else
unsigned hash = SPINLOCK_HASH(*dst);
OFEnsure(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
(*dst)->flags++;
OFEnsure(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
#endif
break;
}
}
void
_Block_object_dispose(const void *object_, const int flags_)
|
| ︙ | | | ︙ | |
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
|
object->byref_dispose(object);
free(object);
}
#else
unsigned hash = SPINLOCK_HASH(object);
OF_ENSURE(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
if ((--object->flags & OF_BLOCK_REFCOUNT_MASK) == 0) {
OF_ENSURE(
OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
OF_ENSURE(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
#endif
break;
}
}
@implementation OFBlock
+ (void)load
|
|
<
|
|
|
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
|
object->byref_dispose(object);
free(object);
}
#else
unsigned hash = SPINLOCK_HASH(object);
OFEnsure(OFSpinlockLock(&byrefSpinlocks[hash]) == 0);
if ((--object->flags & OF_BLOCK_REFCOUNT_MASK) == 0) {
OFEnsure(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
if (object->flags & OF_BLOCK_HAS_COPY_DISPOSE)
object->byref_dispose(object);
free(object);
}
OFEnsure(OFSpinlockUnlock(&byrefSpinlocks[hash]) == 0);
#endif
break;
}
}
@implementation OFBlock
+ (void)load
|
| ︙ | | | ︙ | |