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47 lines
2.0 KiB
C++
47 lines
2.0 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#ifndef CARBON_TOOLCHAIN_CHECK_CPP_OPERATORS_H_
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#define CARBON_TOOLCHAIN_CHECK_CPP_OPERATORS_H_
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#include "toolchain/check/context.h"
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#include "toolchain/check/operator.h"
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#include "toolchain/sem_ir/ids.h"
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namespace Carbon::Check {
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// Looks up the given operator in the Clang AST generated when importing C++
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// code using argument dependent lookup (ADL) and return overload set
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// instruction.
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auto LookupCppOperator(Context& context, SemIR::LocId loc_id, Operator op,
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llvm::ArrayRef<SemIR::InstId> arg_ids) -> SemIR::InstId;
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// Looks up the given operator in the Clang AST generated when importing C++
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// code using argument dependent lookup (ADL) and return overload set
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// instruction.
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//
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// This overload synthesises objects in an unevaluated context within the Clang
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// AST based on the types it is provided.
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auto LookupCppOperator(Context& context, SemIR::LocId loc_id, Operator op,
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llvm::ArrayRef<SemIR::TypeId> arg_type_ids)
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-> SemIR::InstId;
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// Returns whether the decl is an operator member function.
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auto IsCppOperatorMethodDecl(clang::Decl* decl) -> bool;
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// Returns whether the specified instruction refers to a C++ overloaded operator
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// that is a method. If so, the first operand will be passed as `self` rather
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// than as the first argument.
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auto IsCppOperatorMethod(Context& context, SemIR::InstId inst_id) -> bool;
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// Returns whether the specified instruction refers to a C++ constructor or
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// non-operator method. If so, when mapping from a Carbon interface to a C++
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// call, we pass a `self` parameter as the first argument instead.
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auto IsCppConstructorOrNonMethodOperator(Context& context,
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SemIR::InstId inst_id) -> bool;
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} // namespace Carbon::Check
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#endif // CARBON_TOOLCHAIN_CHECK_CPP_OPERATORS_H_
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