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[SIL] Added strong_copy_weak_value.

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The new instruction unwraps an `@sil_weak` box and produces an owned
value. It is only legal in opaque values mode and is transformed by
`AddressLowering` to `load_weak`.
This commit is contained in:
Nate Chandler
2023-07-31 07:13:12 -07:00
parent c44b23c954
commit e135c5cac7
22 changed files with 265 additions and 106 deletions
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5
lib/SIL/Utils/InstructionUtils.cpp
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@@ -848,10 +848,7 @@ RuntimeEffect swift::getRuntimeEffect(SILInstruction *inst, SILType &impactType)
#include "swift/AST/ReferenceStorage.def"
#undef ALWAYS_OR_SOMETIMES_LOADABLE_CHECKED_REF_STORAGE
#define UNCHECKED_REF_STORAGE(Name, ...) \
case SILInstructionKind::StrongCopy##Name##ValueInst: \
return RuntimeEffect::RefCounting;
#define ALWAYS_OR_SOMETIMES_LOADABLE_CHECKED_REF_STORAGE(Name, ...) \
#define REF_STORAGE(Name, ...) \
case SILInstructionKind::StrongCopy##Name##ValueInst: \
return RuntimeEffect::RefCounting;
#include "swift/AST/ReferenceStorage.def"