Files
swift-mirror/lib/SIL/IR/SILMoveOnlyDeinit.cpp
Michael Gottesman c54acc83e2 [move-only] Add the ability to specify a deinit at the SIL level for a move only type.
Specifically, we get an additional table like thing called sil_moveonlydeinit. It looks as follows:

sil_moveonlydeinit TYPE {
  @FUNC_NAME
}

It always has a single entry.
2022-09-20 15:19:31 -07:00

45 lines
1.6 KiB
C++

//===--- SILMoveOnlyDeinit.cpp ---------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/SIL/SILMoveOnlyDeinit.h"
#include "swift/SIL/SILModule.h"
#include "llvm/Analysis/ValueTracking.h"
using namespace swift;
SILMoveOnlyDeinit *SILMoveOnlyDeinit::create(SILModule &mod,
NominalTypeDecl *nominalDecl,
IsSerialized_t serialized,
SILFunction *funcImpl) {
auto buf =
mod.allocate(sizeof(SILMoveOnlyDeinit), alignof(SILMoveOnlyDeinit));
auto *table =
::new (buf) SILMoveOnlyDeinit(nominalDecl, funcImpl, serialized);
mod.moveOnlyDeinits.push_back(table);
mod.MoveOnlyDeinitMap[nominalDecl] = table;
return table;
}
SILMoveOnlyDeinit::SILMoveOnlyDeinit(NominalTypeDecl *nominalDecl,
SILFunction *implementation,
bool serialized)
: nominalDecl(nominalDecl), funcImpl(implementation),
serialized(serialized) {
assert(funcImpl);
funcImpl->incrementRefCount();
}
SILMoveOnlyDeinit::~SILMoveOnlyDeinit() {
if (funcImpl)
funcImpl->decrementRefCount();
}