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29188e3fe7
In the future, we will remove the UseClangFunctionTypes language option, but we temporarily need the scaffolding for equality checks to be consistent in all places.
94 lines
2.5 KiB
C++
94 lines
2.5 KiB
C++
//===--- ExtInfo.cpp - Extended information for function types ------------===//
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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) 2020 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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// This file implements ASTExtInfo, SILExtInfo and related classes.
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//
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//===----------------------------------------------------------------------===//
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#include "swift/AST/ClangModuleLoader.h"
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#include "swift/AST/ExtInfo.h"
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#include "clang/AST/Type.h"
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namespace swift {
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// MARK: - ClangTypeInfo
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bool operator==(ClangTypeInfo lhs, ClangTypeInfo rhs) {
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if (lhs.type == rhs.type)
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return true;
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if (lhs.type && rhs.type)
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return lhs.type->getCanonicalTypeInternal() ==
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rhs.type->getCanonicalTypeInternal();
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return false;
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}
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ClangTypeInfo ClangTypeInfo::getCanonical() const {
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if (!type)
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return ClangTypeInfo();
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return ClangTypeInfo(type->getCanonicalTypeInternal().getTypePtr());
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}
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void ClangTypeInfo::printType(ClangModuleLoader *cml,
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llvm::raw_ostream &os) const {
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cml->printClangType(type, os);
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}
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void ClangTypeInfo::dump(llvm::raw_ostream &os) const {
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if (type) {
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type->dump(os);
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} else {
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os << "<nullptr>";
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}
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}
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// MARK: - ASTExtInfoBuilder
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void ASTExtInfoBuilder::assertIsFunctionType(const clang::Type *type) {
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#ifndef NDEBUG
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if (!(type->isFunctionPointerType() || type->isBlockPointerType() ||
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type->isFunctionReferenceType())) {
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SmallString<256> buf;
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llvm::raw_svector_ostream os(buf);
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os << "Expected a Clang function type wrapped in a pointer type or "
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<< "a block pointer type but found:\n";
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type->dump(os);
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llvm_unreachable(os.str().data());
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}
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#endif
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return;
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}
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void ASTExtInfoBuilder::checkInvariants() const {
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// TODO: Add validation checks here while making sure things don't blow up.
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}
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// MARK: - ASTExtInfo
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ASTExtInfo ASTExtInfoBuilder::build() const {
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checkInvariants();
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return ASTExtInfo(*this);
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}
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// MARK: - SILExtInfoBuilder
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void SILExtInfoBuilder::checkInvariants() const {
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// TODO: Add validation checks here while making sure things don't blow up.
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}
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SILExtInfo SILExtInfoBuilder::build() const {
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checkInvariants();
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return SILExtInfo(*this);
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}
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} // end namespace swift
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