llvm/llvm/lib/Target/SystemZ/SystemZSubtarget.cpp

//===-- SystemZSubtarget.cpp - SystemZ subtarget information --------------===//
//
// 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 "SystemZSubtarget.h"
#include "MCTargetDesc/SystemZMCTargetDesc.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/Target/TargetMachine.h"

usingnamespacellvm;

#define DEBUG_TYPE …

#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "SystemZGenSubtargetInfo.inc"

static cl::opt<bool> UseSubRegLiveness(
    "systemz-subreg-liveness",
    cl::desc("Enable subregister liveness tracking for SystemZ (experimental)"),
    cl::Hidden);

// Pin the vtable to this file.
void SystemZSubtarget::anchor() { … }

SystemZSubtarget &SystemZSubtarget::initializeSubtargetDependencies(
    StringRef CPU, StringRef TuneCPU, StringRef FS) { … }

SystemZCallingConventionRegisters *
SystemZSubtarget::initializeSpecialRegisters() { … }

SystemZSubtarget::SystemZSubtarget(const Triple &TT, const std::string &CPU,
                                   const std::string &TuneCPU,
                                   const std::string &FS,
                                   const TargetMachine &TM)
    : … { … }

bool SystemZSubtarget::enableSubRegLiveness() const { … }

bool SystemZSubtarget::isAddressedViaADA(const GlobalValue *GV) const { … }

bool SystemZSubtarget::isPC32DBLSymbol(const GlobalValue *GV,
                                       CodeModel::Model CM) const { … }