brintos / llvm-project-archived public Read only

1//===- RegionKindInterface.cpp - Region Kind Interfaces ---------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file contains the definitions of the region kind interfaces defined in10// `RegionKindInterface.td`.11//12//===----------------------------------------------------------------------===//13 14#include "mlir/IR/RegionKindInterface.h"15 16using namespace mlir;17 18#include "mlir/IR/RegionKindInterface.cpp.inc"19 20bool mlir::mayHaveSSADominance(Region &region) {21  auto regionKindOp = dyn_cast<RegionKindInterface>(region.getParentOp());22  if (!regionKindOp)23    return true;24  return regionKindOp.hasSSADominance(region.getRegionNumber());25}26 27bool mlir::mayBeGraphRegion(Region &region) {28  if (!region.getParentOp()->isRegistered())29    return true;30  auto regionKindOp = dyn_cast<RegionKindInterface>(region.getParentOp());31  if (!regionKindOp)32    return false;33  return !regionKindOp.hasSSADominance(region.getRegionNumber());34}35