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- //===- TargetSubtargetInfo.cpp - General Target 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
- //
- //===----------------------------------------------------------------------===//
- //
- /// \file This file describes the general parts of a Subtarget.
- //
- //===----------------------------------------------------------------------===//
- #include "llvm/CodeGen/TargetSubtargetInfo.h"
- using namespace llvm;
- TargetSubtargetInfo::TargetSubtargetInfo(
- const Triple &TT, StringRef CPU, StringRef TuneCPU, StringRef FS,
- ArrayRef<SubtargetFeatureKV> PF, ArrayRef<SubtargetSubTypeKV> PD,
- const MCWriteProcResEntry *WPR, const MCWriteLatencyEntry *WL,
- const MCReadAdvanceEntry *RA, const InstrStage *IS, const unsigned *OC,
- const unsigned *FP)
- : MCSubtargetInfo(TT, CPU, TuneCPU, FS, PF, PD, WPR, WL, RA, IS, OC, FP) {}
- TargetSubtargetInfo::~TargetSubtargetInfo() = default;
- bool TargetSubtargetInfo::enableAtomicExpand() const {
- return true;
- }
- bool TargetSubtargetInfo::enableIndirectBrExpand() const {
- return false;
- }
- bool TargetSubtargetInfo::enableMachineScheduler() const {
- return false;
- }
- bool TargetSubtargetInfo::enableJoinGlobalCopies() const {
- return enableMachineScheduler();
- }
- bool TargetSubtargetInfo::enableRALocalReassignment(
- CodeGenOpt::Level OptLevel) const {
- return true;
- }
- bool TargetSubtargetInfo::enableAdvancedRASplitCost() const {
- return false;
- }
- bool TargetSubtargetInfo::enablePostRAScheduler() const {
- return getSchedModel().PostRAScheduler;
- }
- bool TargetSubtargetInfo::enablePostRAMachineScheduler() const {
- return enableMachineScheduler() && enablePostRAScheduler();
- }
- bool TargetSubtargetInfo::useAA() const {
- return false;
- }
- void TargetSubtargetInfo::mirFileLoaded(MachineFunction &MF) const { }
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