Specialize.cpp

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//===- Specialize.cpp - linalg generic ops to named ops  ------------------===//
//
// 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 implements a method to specialize generic operations to named
// operations. Conceptually it is the opposite of generalize.cpp.
//
//===----------------------------------------------------------------------===//
 
#include "mlir/Dialect/Linalg/IR/Linalg.h"
#include "mlir/Dialect/Linalg/IR/LinalgInterfaces.h"
#include "mlir/Dialect/Linalg/Transforms/Transforms.h"
#include "llvm/Support/Debug.h"
 
#define DEBUG_TYPE "linalg-specialization"
 
using namespace mlir;
using namespace mlir::linalg;
 
FailureOr<LinalgOp> mlir::linalg::specializeGenericOp(RewriterBase &rewriter,
                                                      GenericOp genericOp) {
  if (isaCopyOpInterface(genericOp)) {
    LinalgOp namedOp = rewriter.replaceOpWithNewOp<CopyOp>(
        genericOp, genericOp.getDpsInputs()[0], genericOp.getDpsInits()[0]);
    return namedOp;
  }
  return failure();
}