llvm/mlir/lib/Dialect/Shape/Transforms/ShapeToShapeLowering.cpp

//===- ShapeToShapeLowering.cpp - Prepare for lowering to Standard --------===//
//
// 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/Shape/Transforms/Passes.h"

#include "mlir/Dialect/Arith/IR/Arith.h"
#include "mlir/Dialect/Func/IR/FuncOps.h"
#include "mlir/Dialect/Shape/IR/Shape.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/PatternMatch.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Transforms/DialectConversion.h"

namespace mlir {
#define GEN_PASS_DEF_SHAPETOSHAPELOWERING
#include "mlir/Dialect/Shape/Transforms/Passes.h.inc"
} // namespace mlir

usingnamespacemlir;
usingnamespacemlir::shape;

namespace {
/// Converts `shape.num_elements` to `shape.reduce`.
struct NumElementsOpConverter : public OpRewritePattern<NumElementsOp> { … };
} // namespace

LogicalResult
NumElementsOpConverter::matchAndRewrite(NumElementsOp op,
                                        PatternRewriter &rewriter) const { … }

namespace {
struct ShapeToShapeLowering
    : public impl::ShapeToShapeLoweringBase<ShapeToShapeLowering> { … };
} // namespace

void ShapeToShapeLowering::runOnOperation() { … }

void mlir::populateShapeRewritePatterns(RewritePatternSet &patterns) { … }

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