llvm/llvm/lib/CodeGen/GlobalISel/CombinerHelperCompares.cpp

//===- CombinerHelperCompares.cpp------------------------------------------===//
//
// 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 CombinerHelper for G_ICMP.
//
//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/GlobalISel/CombinerHelper.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/GlobalISel/LegalizerHelper.h"
#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/GlobalISel/Utils.h"
#include "llvm/CodeGen/LowLevelTypeUtils.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetOpcodes.h"
#include "llvm/IR/Instructions.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include <cstdlib>

#define DEBUG_TYPE …

usingnamespacellvm;

bool CombinerHelper::constantFoldICmp(const GICmp &ICmp,
                                      const GIConstant &LHSCst,
                                      const GIConstant &RHSCst,
                                      BuildFnTy &MatchInfo) { … }

bool CombinerHelper::constantFoldFCmp(const GFCmp &FCmp,
                                      const GFConstant &LHSCst,
                                      const GFConstant &RHSCst,
                                      BuildFnTy &MatchInfo) { … }

bool CombinerHelper::matchCanonicalizeICmp(const MachineInstr &MI,
                                           BuildFnTy &MatchInfo) { … }

bool CombinerHelper::matchCanonicalizeFCmp(const MachineInstr &MI,
                                           BuildFnTy &MatchInfo) { … }