29                                        const ARCInstKind Class) {  in operator <<()
31   case ARCInstKind::Retain:  in operator <<()
33   case ARCInstKind::RetainRV:  in operator <<()
35   case ARCInstKind::UnsafeClaimRV:  in operator <<()
37   case ARCInstKind::RetainBlock:  in operator <<()
39   case ARCInstKind::Release:  in operator <<()
41   case ARCInstKind::Autorelease:  in operator <<()
43   case ARCInstKind::AutoreleaseRV:  in operator <<()
45   case ARCInstKind::AutoreleasepoolPush:  in operator <<()
47   case ARCInstKind::AutoreleasepoolPop:  in operator <<()
49   case ARCInstKind::NoopCast:  in operator <<()
51   case ARCInstKind::FusedRetainAutorelease:  in operator <<()
53   case ARCInstKind::FusedRetainAutoreleaseRV:  in operator <<()
55   case ARCInstKind::LoadWeakRetained:  in operator <<()
57   case ARCInstKind::StoreWeak:  in operator <<()
59   case ARCInstKind::InitWeak:  in operator <<()
61   case ARCInstKind::LoadWeak:  in operator <<()
63   case ARCInstKind::MoveWeak:  in operator <<()
65   case ARCInstKind::CopyWeak:  in operator <<()
67   case ARCInstKind::DestroyWeak:  in operator <<()
69   case ARCInstKind::StoreStrong:  in operator <<()
71   case ARCInstKind::CallOrUser:  in operator <<()
73   case ARCInstKind::Call:  in operator <<()
75   case ARCInstKind::User:  in operator <<()
77   case ARCInstKind::IntrinsicUser:  in operator <<()
79   case ARCInstKind::None:  in operator <<()
85 ARCInstKind llvm::objcarc::GetFunctionClass(const Function *F) {  in GetFunctionClass()
90     return ARCInstKind::CallOrUser;  in GetFunctionClass()
92     return ARCInstKind::Autorelease;  in GetFunctionClass()
94     return ARCInstKind::AutoreleasepoolPop;  in GetFunctionClass()
96     return ARCInstKind::AutoreleasepoolPush;  in GetFunctionClass()
98     return ARCInstKind::AutoreleaseRV;  in GetFunctionClass()
100     return ARCInstKind::CopyWeak;  in GetFunctionClass()
102     return ARCInstKind::DestroyWeak;  in GetFunctionClass()
104     return ARCInstKind::InitWeak;  in GetFunctionClass()
106     return ARCInstKind::LoadWeak;  in GetFunctionClass()
108     return ARCInstKind::LoadWeakRetained;  in GetFunctionClass()
110     return ARCInstKind::MoveWeak;  in GetFunctionClass()
112     return ARCInstKind::Release;  in GetFunctionClass()
114     return ARCInstKind::Retain;  in GetFunctionClass()
116     return ARCInstKind::FusedRetainAutorelease;  in GetFunctionClass()
118     return ARCInstKind::FusedRetainAutoreleaseRV;  in GetFunctionClass()
120     return ARCInstKind::RetainRV;  in GetFunctionClass()
122     return ARCInstKind::RetainBlock;  in GetFunctionClass()
124     return ARCInstKind::StoreStrong;  in GetFunctionClass()
126     return ARCInstKind::StoreWeak;  in GetFunctionClass()
128     return ARCInstKind::IntrinsicUser;  in GetFunctionClass()
130     return ARCInstKind::UnsafeClaimRV;  in GetFunctionClass()
132     return ARCInstKind::NoopCast;  in GetFunctionClass()
134     return ARCInstKind::NoopCast;  in GetFunctionClass()
136     return ARCInstKind::NoopCast;  in GetFunctionClass()
138     return ARCInstKind::FusedRetainAutorelease;  in GetFunctionClass()
140     return ARCInstKind::User;  in GetFunctionClass()
142     return ARCInstKind::User;  in GetFunctionClass()
152     return ARCInstKind::None;  in GetFunctionClass()
213 ARCInstKind llvm::objcarc::GetARCInstKind(const Value *V) {  in GetARCInstKind()
226         ARCInstKind Class = GetFunctionClass(F);  in GetARCInstKind()
227         if (Class != ARCInstKind::CallOrUser)  in GetARCInstKind()
231           return ARCInstKind::None;  in GetARCInstKind()
233           return ARCInstKind::User;  in GetARCInstKind()
291         return ARCInstKind::User;  in GetARCInstKind()
301           return ARCInstKind::User;  in GetARCInstKind()
306   return ARCInstKind::None;  in GetARCInstKind()
310 bool llvm::objcarc::IsUser(ARCInstKind Class) {  in IsUser()
312   case ARCInstKind::User:  in IsUser()
313   case ARCInstKind::CallOrUser:  in IsUser()
314   case ARCInstKind::IntrinsicUser:  in IsUser()
316   case ARCInstKind::Retain:  in IsUser()
317   case ARCInstKind::RetainRV:  in IsUser()
318   case ARCInstKind::RetainBlock:  in IsUser()
319   case ARCInstKind::Release:  in IsUser()
320   case ARCInstKind::Autorelease:  in IsUser()
321   case ARCInstKind::AutoreleaseRV:  in IsUser()
322   case ARCInstKind::AutoreleasepoolPush:  in IsUser()
323   case ARCInstKind::AutoreleasepoolPop:  in IsUser()
324   case ARCInstKind::NoopCast:  in IsUser()
325   case ARCInstKind::FusedRetainAutorelease:  in IsUser()
326   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsUser()
327   case ARCInstKind::LoadWeakRetained:  in IsUser()
328   case ARCInstKind::StoreWeak:  in IsUser()
329   case ARCInstKind::InitWeak:  in IsUser()
330   case ARCInstKind::LoadWeak:  in IsUser()
331   case ARCInstKind::MoveWeak:  in IsUser()
332   case ARCInstKind::CopyWeak:  in IsUser()
333   case ARCInstKind::DestroyWeak:  in IsUser()
334   case ARCInstKind::StoreStrong:  in IsUser()
335   case ARCInstKind::Call:  in IsUser()
336   case ARCInstKind::None:  in IsUser()
337   case ARCInstKind::UnsafeClaimRV:  in IsUser()
344 bool llvm::objcarc::IsRetain(ARCInstKind Class) {  in IsRetain()
346   case ARCInstKind::Retain:  in IsRetain()
347   case ARCInstKind::RetainRV:  in IsRetain()
351   case ARCInstKind::RetainBlock:  in IsRetain()
352   case ARCInstKind::Release:  in IsRetain()
353   case ARCInstKind::Autorelease:  in IsRetain()
354   case ARCInstKind::AutoreleaseRV:  in IsRetain()
355   case ARCInstKind::AutoreleasepoolPush:  in IsRetain()
356   case ARCInstKind::AutoreleasepoolPop:  in IsRetain()
357   case ARCInstKind::NoopCast:  in IsRetain()
358   case ARCInstKind::FusedRetainAutorelease:  in IsRetain()
359   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsRetain()
360   case ARCInstKind::LoadWeakRetained:  in IsRetain()
361   case ARCInstKind::StoreWeak:  in IsRetain()
362   case ARCInstKind::InitWeak:  in IsRetain()
363   case ARCInstKind::LoadWeak:  in IsRetain()
364   case ARCInstKind::MoveWeak:  in IsRetain()
365   case ARCInstKind::CopyWeak:  in IsRetain()
366   case ARCInstKind::DestroyWeak:  in IsRetain()
367   case ARCInstKind::StoreStrong:  in IsRetain()
368   case ARCInstKind::IntrinsicUser:  in IsRetain()
369   case ARCInstKind::CallOrUser:  in IsRetain()
370   case ARCInstKind::Call:  in IsRetain()
371   case ARCInstKind::User:  in IsRetain()
372   case ARCInstKind::None:  in IsRetain()
373   case ARCInstKind::UnsafeClaimRV:  in IsRetain()
380 bool llvm::objcarc::IsAutorelease(ARCInstKind Class) {  in IsAutorelease()
382   case ARCInstKind::Autorelease:  in IsAutorelease()
383   case ARCInstKind::AutoreleaseRV:  in IsAutorelease()
385   case ARCInstKind::Retain:  in IsAutorelease()
386   case ARCInstKind::RetainRV:  in IsAutorelease()
387   case ARCInstKind::UnsafeClaimRV:  in IsAutorelease()
388   case ARCInstKind::RetainBlock:  in IsAutorelease()
389   case ARCInstKind::Release:  in IsAutorelease()
390   case ARCInstKind::AutoreleasepoolPush:  in IsAutorelease()
391   case ARCInstKind::AutoreleasepoolPop:  in IsAutorelease()
392   case ARCInstKind::NoopCast:  in IsAutorelease()
393   case ARCInstKind::FusedRetainAutorelease:  in IsAutorelease()
394   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsAutorelease()
395   case ARCInstKind::LoadWeakRetained:  in IsAutorelease()
396   case ARCInstKind::StoreWeak:  in IsAutorelease()
397   case ARCInstKind::InitWeak:  in IsAutorelease()
398   case ARCInstKind::LoadWeak:  in IsAutorelease()
399   case ARCInstKind::MoveWeak:  in IsAutorelease()
400   case ARCInstKind::CopyWeak:  in IsAutorelease()
401   case ARCInstKind::DestroyWeak:  in IsAutorelease()
402   case ARCInstKind::StoreStrong:  in IsAutorelease()
403   case ARCInstKind::IntrinsicUser:  in IsAutorelease()
404   case ARCInstKind::CallOrUser:  in IsAutorelease()
405   case ARCInstKind::Call:  in IsAutorelease()
406   case ARCInstKind::User:  in IsAutorelease()
407   case ARCInstKind::None:  in IsAutorelease()
415 bool llvm::objcarc::IsForwarding(ARCInstKind Class) {  in IsForwarding()
417   case ARCInstKind::Retain:  in IsForwarding()
418   case ARCInstKind::RetainRV:  in IsForwarding()
419   case ARCInstKind::UnsafeClaimRV:  in IsForwarding()
420   case ARCInstKind::Autorelease:  in IsForwarding()
421   case ARCInstKind::AutoreleaseRV:  in IsForwarding()
422   case ARCInstKind::NoopCast:  in IsForwarding()
424   case ARCInstKind::RetainBlock:  in IsForwarding()
425   case ARCInstKind::Release:  in IsForwarding()
426   case ARCInstKind::AutoreleasepoolPush:  in IsForwarding()
427   case ARCInstKind::AutoreleasepoolPop:  in IsForwarding()
428   case ARCInstKind::FusedRetainAutorelease:  in IsForwarding()
429   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsForwarding()
430   case ARCInstKind::LoadWeakRetained:  in IsForwarding()
431   case ARCInstKind::StoreWeak:  in IsForwarding()
432   case ARCInstKind::InitWeak:  in IsForwarding()
433   case ARCInstKind::LoadWeak:  in IsForwarding()
434   case ARCInstKind::MoveWeak:  in IsForwarding()
435   case ARCInstKind::CopyWeak:  in IsForwarding()
436   case ARCInstKind::DestroyWeak:  in IsForwarding()
437   case ARCInstKind::StoreStrong:  in IsForwarding()
438   case ARCInstKind::IntrinsicUser:  in IsForwarding()
439   case ARCInstKind::CallOrUser:  in IsForwarding()
440   case ARCInstKind::Call:  in IsForwarding()
441   case ARCInstKind::User:  in IsForwarding()
442   case ARCInstKind::None:  in IsForwarding()
450 bool llvm::objcarc::IsNoopOnNull(ARCInstKind Class) {  in IsNoopOnNull()
452   case ARCInstKind::Retain:  in IsNoopOnNull()
453   case ARCInstKind::RetainRV:  in IsNoopOnNull()
454   case ARCInstKind::UnsafeClaimRV:  in IsNoopOnNull()
455   case ARCInstKind::Release:  in IsNoopOnNull()
456   case ARCInstKind::Autorelease:  in IsNoopOnNull()
457   case ARCInstKind::AutoreleaseRV:  in IsNoopOnNull()
458   case ARCInstKind::RetainBlock:  in IsNoopOnNull()
460   case ARCInstKind::AutoreleasepoolPush:  in IsNoopOnNull()
461   case ARCInstKind::AutoreleasepoolPop:  in IsNoopOnNull()
462   case ARCInstKind::FusedRetainAutorelease:  in IsNoopOnNull()
463   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsNoopOnNull()
464   case ARCInstKind::LoadWeakRetained:  in IsNoopOnNull()
465   case ARCInstKind::StoreWeak:  in IsNoopOnNull()
466   case ARCInstKind::InitWeak:  in IsNoopOnNull()
467   case ARCInstKind::LoadWeak:  in IsNoopOnNull()
468   case ARCInstKind::MoveWeak:  in IsNoopOnNull()
469   case ARCInstKind::CopyWeak:  in IsNoopOnNull()
470   case ARCInstKind::DestroyWeak:  in IsNoopOnNull()
471   case ARCInstKind::StoreStrong:  in IsNoopOnNull()
472   case ARCInstKind::IntrinsicUser:  in IsNoopOnNull()
473   case ARCInstKind::CallOrUser:  in IsNoopOnNull()
474   case ARCInstKind::Call:  in IsNoopOnNull()
475   case ARCInstKind::User:  in IsNoopOnNull()
476   case ARCInstKind::None:  in IsNoopOnNull()
477   case ARCInstKind::NoopCast:  in IsNoopOnNull()
485 bool llvm::objcarc::IsNoopOnGlobal(ARCInstKind Class) {  in IsNoopOnGlobal()
487   case ARCInstKind::Retain:  in IsNoopOnGlobal()
488   case ARCInstKind::RetainRV:  in IsNoopOnGlobal()
489   case ARCInstKind::UnsafeClaimRV:  in IsNoopOnGlobal()
490   case ARCInstKind::Release:  in IsNoopOnGlobal()
491   case ARCInstKind::Autorelease:  in IsNoopOnGlobal()
492   case ARCInstKind::AutoreleaseRV:  in IsNoopOnGlobal()
493   case ARCInstKind::RetainBlock:  in IsNoopOnGlobal()
494   case ARCInstKind::FusedRetainAutorelease:  in IsNoopOnGlobal()
495   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsNoopOnGlobal()
497   case ARCInstKind::AutoreleasepoolPush:  in IsNoopOnGlobal()
498   case ARCInstKind::AutoreleasepoolPop:  in IsNoopOnGlobal()
499   case ARCInstKind::LoadWeakRetained:  in IsNoopOnGlobal()
500   case ARCInstKind::StoreWeak:  in IsNoopOnGlobal()
501   case ARCInstKind::InitWeak:  in IsNoopOnGlobal()
502   case ARCInstKind::LoadWeak:  in IsNoopOnGlobal()
503   case ARCInstKind::MoveWeak:  in IsNoopOnGlobal()
504   case ARCInstKind::CopyWeak:  in IsNoopOnGlobal()
505   case ARCInstKind::DestroyWeak:  in IsNoopOnGlobal()
506   case ARCInstKind::StoreStrong:  in IsNoopOnGlobal()
507   case ARCInstKind::IntrinsicUser:  in IsNoopOnGlobal()
508   case ARCInstKind::CallOrUser:  in IsNoopOnGlobal()
509   case ARCInstKind::Call:  in IsNoopOnGlobal()
510   case ARCInstKind::User:  in IsNoopOnGlobal()
511   case ARCInstKind::None:  in IsNoopOnGlobal()
512   case ARCInstKind::NoopCast:  in IsNoopOnGlobal()
520 bool llvm::objcarc::IsAlwaysTail(ARCInstKind Class) {  in IsAlwaysTail()
523   case ARCInstKind::Retain:  in IsAlwaysTail()
524   case ARCInstKind::RetainRV:  in IsAlwaysTail()
525   case ARCInstKind::UnsafeClaimRV:  in IsAlwaysTail()
526   case ARCInstKind::AutoreleaseRV:  in IsAlwaysTail()
528   case ARCInstKind::Release:  in IsAlwaysTail()
529   case ARCInstKind::Autorelease:  in IsAlwaysTail()
530   case ARCInstKind::RetainBlock:  in IsAlwaysTail()
531   case ARCInstKind::AutoreleasepoolPush:  in IsAlwaysTail()
532   case ARCInstKind::AutoreleasepoolPop:  in IsAlwaysTail()
533   case ARCInstKind::FusedRetainAutorelease:  in IsAlwaysTail()
534   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsAlwaysTail()
535   case ARCInstKind::LoadWeakRetained:  in IsAlwaysTail()
536   case ARCInstKind::StoreWeak:  in IsAlwaysTail()
537   case ARCInstKind::InitWeak:  in IsAlwaysTail()
538   case ARCInstKind::LoadWeak:  in IsAlwaysTail()
539   case ARCInstKind::MoveWeak:  in IsAlwaysTail()
540   case ARCInstKind::CopyWeak:  in IsAlwaysTail()
541   case ARCInstKind::DestroyWeak:  in IsAlwaysTail()
542   case ARCInstKind::StoreStrong:  in IsAlwaysTail()
543   case ARCInstKind::IntrinsicUser:  in IsAlwaysTail()
544   case ARCInstKind::CallOrUser:  in IsAlwaysTail()
545   case ARCInstKind::Call:  in IsAlwaysTail()
546   case ARCInstKind::User:  in IsAlwaysTail()
547   case ARCInstKind::None:  in IsAlwaysTail()
548   case ARCInstKind::NoopCast:  in IsAlwaysTail()
556 bool llvm::objcarc::IsNeverTail(ARCInstKind Class) {  in IsNeverTail()
562   case ARCInstKind::Autorelease:  in IsNeverTail()
564   case ARCInstKind::Retain:  in IsNeverTail()
565   case ARCInstKind::RetainRV:  in IsNeverTail()
566   case ARCInstKind::UnsafeClaimRV:  in IsNeverTail()
567   case ARCInstKind::AutoreleaseRV:  in IsNeverTail()
568   case ARCInstKind::Release:  in IsNeverTail()
569   case ARCInstKind::RetainBlock:  in IsNeverTail()
570   case ARCInstKind::AutoreleasepoolPush:  in IsNeverTail()
571   case ARCInstKind::AutoreleasepoolPop:  in IsNeverTail()
572   case ARCInstKind::FusedRetainAutorelease:  in IsNeverTail()
573   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsNeverTail()
574   case ARCInstKind::LoadWeakRetained:  in IsNeverTail()
575   case ARCInstKind::StoreWeak:  in IsNeverTail()
576   case ARCInstKind::InitWeak:  in IsNeverTail()
577   case ARCInstKind::LoadWeak:  in IsNeverTail()
578   case ARCInstKind::MoveWeak:  in IsNeverTail()
579   case ARCInstKind::CopyWeak:  in IsNeverTail()
580   case ARCInstKind::DestroyWeak:  in IsNeverTail()
581   case ARCInstKind::StoreStrong:  in IsNeverTail()
582   case ARCInstKind::IntrinsicUser:  in IsNeverTail()
583   case ARCInstKind::CallOrUser:  in IsNeverTail()
584   case ARCInstKind::Call:  in IsNeverTail()
585   case ARCInstKind::User:  in IsNeverTail()
586   case ARCInstKind::None:  in IsNeverTail()
587   case ARCInstKind::NoopCast:  in IsNeverTail()
595 bool llvm::objcarc::IsNoThrow(ARCInstKind Class) {  in IsNoThrow()
599   case ARCInstKind::Retain:  in IsNoThrow()
600   case ARCInstKind::RetainRV:  in IsNoThrow()
601   case ARCInstKind::UnsafeClaimRV:  in IsNoThrow()
602   case ARCInstKind::Release:  in IsNoThrow()
603   case ARCInstKind::Autorelease:  in IsNoThrow()
604   case ARCInstKind::AutoreleaseRV:  in IsNoThrow()
605   case ARCInstKind::AutoreleasepoolPush:  in IsNoThrow()
606   case ARCInstKind::AutoreleasepoolPop:  in IsNoThrow()
608   case ARCInstKind::RetainBlock:  in IsNoThrow()
609   case ARCInstKind::FusedRetainAutorelease:  in IsNoThrow()
610   case ARCInstKind::FusedRetainAutoreleaseRV:  in IsNoThrow()
611   case ARCInstKind::LoadWeakRetained:  in IsNoThrow()
612   case ARCInstKind::StoreWeak:  in IsNoThrow()
613   case ARCInstKind::InitWeak:  in IsNoThrow()
614   case ARCInstKind::LoadWeak:  in IsNoThrow()
615   case ARCInstKind::MoveWeak:  in IsNoThrow()
616   case ARCInstKind::CopyWeak:  in IsNoThrow()
617   case ARCInstKind::DestroyWeak:  in IsNoThrow()
618   case ARCInstKind::StoreStrong:  in IsNoThrow()
619   case ARCInstKind::IntrinsicUser:  in IsNoThrow()
620   case ARCInstKind::CallOrUser:  in IsNoThrow()
621   case ARCInstKind::Call:  in IsNoThrow()
622   case ARCInstKind::User:  in IsNoThrow()
623   case ARCInstKind::None:  in IsNoThrow()
624   case ARCInstKind::NoopCast:  in IsNoThrow()
634 bool llvm::objcarc::CanInterruptRV(ARCInstKind Class) {  in CanInterruptRV()
636   case ARCInstKind::AutoreleasepoolPop:  in CanInterruptRV()
637   case ARCInstKind::CallOrUser:  in CanInterruptRV()
638   case ARCInstKind::Call:  in CanInterruptRV()
639   case ARCInstKind::Autorelease:  in CanInterruptRV()
640   case ARCInstKind::AutoreleaseRV:  in CanInterruptRV()
641   case ARCInstKind::FusedRetainAutorelease:  in CanInterruptRV()
642   case ARCInstKind::FusedRetainAutoreleaseRV:  in CanInterruptRV()
644   case ARCInstKind::Retain:  in CanInterruptRV()
645   case ARCInstKind::RetainRV:  in CanInterruptRV()
646   case ARCInstKind::UnsafeClaimRV:  in CanInterruptRV()
647   case ARCInstKind::Release:  in CanInterruptRV()
648   case ARCInstKind::AutoreleasepoolPush:  in CanInterruptRV()
649   case ARCInstKind::RetainBlock:  in CanInterruptRV()
650   case ARCInstKind::LoadWeakRetained:  in CanInterruptRV()
651   case ARCInstKind::StoreWeak:  in CanInterruptRV()
652   case ARCInstKind::InitWeak:  in CanInterruptRV()
653   case ARCInstKind::LoadWeak:  in CanInterruptRV()
654   case ARCInstKind::MoveWeak:  in CanInterruptRV()
655   case ARCInstKind::CopyWeak:  in CanInterruptRV()
656   case ARCInstKind::DestroyWeak:  in CanInterruptRV()
657   case ARCInstKind::StoreStrong:  in CanInterruptRV()
658   case ARCInstKind::IntrinsicUser:  in CanInterruptRV()
659   case ARCInstKind::User:  in CanInterruptRV()
660   case ARCInstKind::None:  in CanInterruptRV()
661   case ARCInstKind::NoopCast:  in CanInterruptRV()
667 bool llvm::objcarc::CanDecrementRefCount(ARCInstKind Kind) {  in CanDecrementRefCount()
669   case ARCInstKind::Retain:  in CanDecrementRefCount()
670   case ARCInstKind::RetainRV:  in CanDecrementRefCount()
671   case ARCInstKind::Autorelease:  in CanDecrementRefCount()
672   case ARCInstKind::AutoreleaseRV:  in CanDecrementRefCount()
673   case ARCInstKind::NoopCast:  in CanDecrementRefCount()
674   case ARCInstKind::FusedRetainAutorelease:  in CanDecrementRefCount()
675   case ARCInstKind::FusedRetainAutoreleaseRV:  in CanDecrementRefCount()
676   case ARCInstKind::IntrinsicUser:  in CanDecrementRefCount()
677   case ARCInstKind::User:  in CanDecrementRefCount()
678   case ARCInstKind::None:  in CanDecrementRefCount()
685   case ARCInstKind::RetainBlock:  in CanDecrementRefCount()
686   case ARCInstKind::Release:  in CanDecrementRefCount()
687   case ARCInstKind::AutoreleasepoolPush:  in CanDecrementRefCount()
688   case ARCInstKind::AutoreleasepoolPop:  in CanDecrementRefCount()
689   case ARCInstKind::LoadWeakRetained:  in CanDecrementRefCount()
690   case ARCInstKind::StoreWeak:  in CanDecrementRefCount()
691   case ARCInstKind::InitWeak:  in CanDecrementRefCount()
692   case ARCInstKind::LoadWeak:  in CanDecrementRefCount()
693   case ARCInstKind::MoveWeak:  in CanDecrementRefCount()
694   case ARCInstKind::CopyWeak:  in CanDecrementRefCount()
695   case ARCInstKind::DestroyWeak:  in CanDecrementRefCount()
696   case ARCInstKind::StoreStrong:  in CanDecrementRefCount()
697   case ARCInstKind::CallOrUser:  in CanDecrementRefCount()
698   case ARCInstKind::Call:  in CanDecrementRefCount()
699   case ARCInstKind::UnsafeClaimRV:  in CanDecrementRefCount()