llvm/mlir/lib/Dialect/Bufferization/Transforms/EmptyTensorToAllocTensor.cpp

//===- InitTensorToAllocTensor.cpp - Lower tensor.empty to alloc_tensor ---===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "mlir/Dialect/Bufferization/Transforms/Passes.h"

#include "mlir/Dialect/Bufferization/IR/Bufferization.h"
#include "mlir/Dialect/Bufferization/Transforms/Transforms.h"
#include "mlir/Dialect/Tensor/IR/Tensor.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"

namespace mlir {
namespace bufferization {
#define GEN_PASS_DEF_EMPTYTENSORTOALLOCTENSOR
#include "mlir/Dialect/Bufferization/Transforms/Passes.h.inc"
} // namespace bufferization
} // namespace mlir

usingnamespacemlir;
usingnamespacemlir::bufferization;
usingnamespacemlir::tensor;

namespace {
struct EmptyTensorLoweringPattern : public OpRewritePattern<tensor::EmptyOp> { … };

struct EmptyTensorToAllocTensor
    : public bufferization::impl::EmptyTensorToAllocTensorBase<
          EmptyTensorToAllocTensor> { … };
} // namespace

void bufferization::populateEmptyTensorToAllocTensorPattern(
    RewritePatternSet &patterns) { … }

void EmptyTensorToAllocTensor::runOnOperation() { … }

std::unique_ptr<Pass>
mlir::bufferization::createEmptyTensorToAllocTensorPass() { … }