llvm/mlir/lib/Transforms/LoopInvariantCodeMotion.cpp

//===- LoopInvariantCodeMotion.cpp - Code to perform loop fusion-----------===//
//
// 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 loop invariant code motion.
//
//===----------------------------------------------------------------------===//

#include "mlir/Transforms/Passes.h"

#include "mlir/IR/PatternMatch.h"
#include "mlir/Interfaces/LoopLikeInterface.h"
#include "mlir/Interfaces/SideEffectInterfaces.h"
#include "mlir/Transforms/LoopInvariantCodeMotionUtils.h"

namespace mlir {
#define GEN_PASS_DEF_LOOPINVARIANTCODEMOTION
#define GEN_PASS_DEF_LOOPINVARIANTSUBSETHOISTING
#include "mlir/Transforms/Passes.h.inc"
} // namespace mlir

usingnamespacemlir;

namespace {
/// Loop invariant code motion (LICM) pass.
struct LoopInvariantCodeMotion
    : public impl::LoopInvariantCodeMotionBase<LoopInvariantCodeMotion> { … };

struct LoopInvariantSubsetHoisting
    : public impl::LoopInvariantSubsetHoistingBase<
          LoopInvariantSubsetHoisting> { … };
} // namespace

void LoopInvariantCodeMotion::runOnOperation() { … }

void LoopInvariantSubsetHoisting::runOnOperation() { … }

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

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