llvm/llvm/lib/CodeGen/SelectionDAG/SelectionDAGAddressAnalysis.cpp

//==- llvm/CodeGen/SelectionDAGAddressAnalysis.cpp - DAG Address Analysis --==//
//
// 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 "llvm/CodeGen/SelectionDAGAddressAnalysis.h"
#include "llvm/Analysis/MemoryLocation.h"
#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/SelectionDAGNodes.h"
#include "llvm/CodeGen/TargetLowering.h"
#include "llvm/IR/GlobalAlias.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Debug.h"
#include <cstdint>

usingnamespacellvm;

bool BaseIndexOffset::equalBaseIndex(const BaseIndexOffset &Other,
                                     const SelectionDAG &DAG,
                                     int64_t &Off) const { … }

bool BaseIndexOffset::computeAliasing(const SDNode *Op0,
                                      const LocationSize NumBytes0,
                                      const SDNode *Op1,
                                      const LocationSize NumBytes1,
                                      const SelectionDAG &DAG, bool &IsAlias) { … }

bool BaseIndexOffset::contains(const SelectionDAG &DAG, int64_t BitSize,
                               const BaseIndexOffset &Other,
                               int64_t OtherBitSize, int64_t &BitOffset) const { … }

/// Parses tree in Ptr for base, index, offset addresses.
static BaseIndexOffset matchLSNode(const LSBaseSDNode *N,
                                   const SelectionDAG &DAG) { … }

BaseIndexOffset BaseIndexOffset::match(const SDNode *N,
                                       const SelectionDAG &DAG) { … }

#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)

LLVM_DUMP_METHOD void BaseIndexOffset::dump() const {
  print(dbgs());
}

void BaseIndexOffset::print(raw_ostream& OS) const {
  OS << "BaseIndexOffset base=[";
  Base->print(OS);
  OS << "] index=[";
  if (Index)
    Index->print(OS);
  OS << "] offset=" << Offset;
}

#endif