| //===- DecodeAttributesInterfaces.h - DecodeAttributes Interfaces -*- 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_INTERFACES_DECODEATTRIBUTESINTERFACES_H_ |
| #define MLIR_INTERFACES_DECODEATTRIBUTESINTERFACES_H_ |
| |
| #include "mlir/IR/BuiltinAttributes.h" |
| #include "mlir/IR/DialectInterface.h" |
| #include "mlir/Support/LogicalResult.h" |
| |
| namespace mlir { |
| |
| /// Define an interface to decode opaque constant tensor. |
| class DialectDecodeAttributesInterface |
| : public DialectInterface::Base<DialectDecodeAttributesInterface> { |
| public: |
| DialectDecodeAttributesInterface(Dialect *dialect) : Base(dialect) {} |
| |
| /// Registered hook to decode opaque constants associated with this |
| /// dialect. The hook function attempts to decode an opaque constant tensor |
| /// into a tensor with non-opaque content. If decoding is successful, this |
| /// method returns success() and sets 'output' attribute. If not, it returns |
| /// failure() and leaves 'output' unspecified. The default hook fails to |
| /// decode. |
| virtual LogicalResult decode(OpaqueElementsAttr input, |
| ElementsAttr &output) const { |
| return failure(); |
| } |
| }; |
| |
| } // end namespace mlir |
| |
| #endif // MLIR_INTERFACES_DECODEATTRIBUTESINTERFACES_H_ |