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8c4dea9802
* Revert "[concurrency] Add support for HopToMainActorIfNeededThunk." This reverts commit0e0665bfbd. * remove some last bits of0e0665b
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
//===--- SILThunkKind.h ---------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2024 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file This file contains a kind that defines the types of thunks that can be
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/// generated using a thunk inst. It provides an AST level interface that lets
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/// one generate the derived function kind and is also used to make adding such
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/// kinds to the mangler trivial.
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///
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_AST_SILTHUNKKIND_H
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#define SWIFT_AST_SILTHUNKKIND_H
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#include "swift/AST/Types.h"
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namespace swift {
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class SILType;
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struct SILThunkKind {
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enum InnerTy {
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Invalid = 0,
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/// A thunk that just calls the passed in function. Used for testing
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/// purposes of the underlying thunking machinery.
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Identity = 1,
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MaxValue = Identity,
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};
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InnerTy innerTy;
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SILThunkKind() : innerTy(InnerTy::Invalid) {}
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SILThunkKind(InnerTy innerTy) : innerTy(innerTy) {}
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SILThunkKind(unsigned inputInnerTy) : innerTy(InnerTy(inputInnerTy)) {
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assert(inputInnerTy <= MaxValue && "Invalid value");
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}
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operator InnerTy() const { return innerTy; }
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/// Given the current enum state returned the derived output function from
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/// \p inputFunction.
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///
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/// Defined in Instructions.cpp
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CanSILFunctionType getDerivedFunctionType(SILFunction *fn,
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CanSILFunctionType inputFunction,
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SubstitutionMap subMap) const;
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/// Given the current enum state returned the derived output function from
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/// \p inputFunction.
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///
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/// Defined in Instructions.cpp
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SILType getDerivedFunctionType(SILFunction *fn, SILType inputFunctionType,
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SubstitutionMap subMap) const;
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Demangle::MangledSILThunkKind getMangledKind() const {
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switch (innerTy) {
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case Invalid:
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return Demangle::MangledSILThunkKind::Invalid;
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case Identity:
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return Demangle::MangledSILThunkKind::Identity;
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}
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}
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};
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} // namespace swift
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#endif
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