| //===- TGRegion.h - TableGen region definitions -----------------*- 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef MLIR_TABLEGEN_REGION_H_ |
| #define MLIR_TABLEGEN_REGION_H_ |
| |
| #include "mlir/Support/LLVM.h" |
| #include "mlir/TableGen/Constraint.h" |
| |
| namespace mlir { |
| namespace tblgen { |
| |
| // Wrapper class providing helper methods for accessing Region defined in |
| // TableGen. |
| class Region : public Constraint { |
| public: |
| using Constraint::Constraint; |
| |
| static bool classof(const Constraint *c) { return c->getKind() == CK_Region; } |
| |
| // Returns true if this region is variadic. |
| bool isVariadic() const; |
| }; |
| |
| // A struct bundling a region's constraint and its name. |
| struct NamedRegion { |
| // Returns true if this region is variadic. |
| bool isVariadic() const { return constraint.isVariadic(); } |
| |
| StringRef name; |
| Region constraint; |
| }; |
| |
| } // end namespace tblgen |
| } // end namespace mlir |
| |
| #endif // MLIR_TABLEGEN_REGION_H_ |