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| //===- CIRAttrVisitor.h - Visitor for CIR attributes ------------*- C++ -*-===// | ||
| // | ||
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | ||
| // See https://llvm.org/LICENSE.txt for license information. | ||
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||
| // | ||
| //===----------------------------------------------------------------------===// | ||
| // | ||
| // This file defines the CirAttrVisitor interface. | ||
| // | ||
| //===----------------------------------------------------------------------===// | ||
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| #ifndef LLVM_CLANG_CIR_DIALECT_IR_CIRATTRVISITOR_H | ||
| #define LLVM_CLANG_CIR_DIALECT_IR_CIRATTRVISITOR_H | ||
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| #include "clang/CIR/Dialect/IR/CIRAttrs.h" | ||
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| namespace cir { | ||
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| #define DISPATCH(NAME) return getImpl()->visitCir##NAME(cirAttr); | ||
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| template <typename ImplClass, typename RetTy> class CirAttrVisitor { | ||
| public: | ||
| RetTy visit(mlir::Attribute attr) { | ||
| #define ATTRDEF(NAME) \ | ||
| if (const auto cirAttr = mlir::dyn_cast<cir::NAME>(attr)) \ | ||
| DISPATCH(NAME); | ||
| #include "clang/CIR/Dialect/IR/CIRAttrDefsList.inc" | ||
| llvm_unreachable("unhandled attribute type"); | ||
| } | ||
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| // If the implementation chooses not to implement a certain visit | ||
| // method, fall back to the parent. | ||
| #define ATTRDEF(NAME) \ | ||
| RetTy visitCir##NAME(NAME cirAttr) { DISPATCH(Attr); } | ||
| #include "clang/CIR/Dialect/IR/CIRAttrDefsList.inc" | ||
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| RetTy visitCirAttr(mlir::Attribute attr) { return RetTy(); } | ||
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| ImplClass *getImpl() { return static_cast<ImplClass *>(this); } | ||
| }; | ||
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| #undef DISPATCH | ||
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| } // namespace cir | ||
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| #endif // LLVM_CLANG_CIR_DIALECT_IR_CIRATTRVISITOR_H |
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