104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
//===-- CSKYSubtarget.h - Define Subtarget for the CSKY----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the CSKY specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#include "CSKYSubtarget.h"
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#include "llvm/CodeGen/MachineFrameInfo.h"
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using namespace llvm;
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#define DEBUG_TYPE "csky-subtarget"
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#define GET_SUBTARGETINFO_TARGET_DESC
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#define GET_SUBTARGETINFO_CTOR
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#include "CSKYGenSubtargetInfo.inc"
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void CSKYSubtarget::anchor() {}
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CSKYSubtarget &CSKYSubtarget::initializeSubtargetDependencies(
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const Triple &TT, StringRef CPUName, StringRef TuneCPUName, StringRef FS) {
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if (CPUName.empty())
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CPUName = "generic";
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if (TuneCPUName.empty())
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TuneCPUName = CPUName;
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UseHardFloat = false;
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UseHardFloatABI = false;
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HasFPUv2SingleFloat = false;
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HasFPUv2DoubleFloat = false;
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HasFPUv3HalfWord = false;
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HasFPUv3HalfFloat = false;
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HasFPUv3SingleFloat = false;
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HasFPUv3DoubleFloat = false;
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HasFdivdu = false;
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HasFLOATE1 = false;
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HasFLOAT1E2 = false;
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HasFLOAT1E3 = false;
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HasFLOAT3E4 = false;
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HasFLOAT7E60 = false;
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HasExtendLrw = false;
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HasBTST16 = false;
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HasTrust = false;
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HasJAVA = false;
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HasCache = false;
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HasNVIC = false;
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HasDSP = false;
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HasDSP1E2 = false;
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HasDSPE60 = false;
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HasDSPV2 = false;
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HasDSP_Silan = false;
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HasDoloop = false;
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HasHardwareDivide = false;
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HasHighRegisters = false;
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HasVDSPV2 = false;
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HasVDSP2E3 = false;
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HasVDSP2E60F = false;
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ReadTPHard = false;
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HasVDSPV1_128 = false;
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UseCCRT = false;
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DumpConstPool = false;
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EnableInterruptAttribute = false;
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HasPushPop = false;
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HasSTM = false;
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SmartMode = false;
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EnableStackSize = false;
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HasE1 = false;
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HasE2 = false;
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Has2E3 = false;
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HasMP = false;
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Has3E3r1 = false;
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Has3r1E3r2 = false;
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Has3r2E3r3 = false;
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Has3E7 = false;
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HasMP1E2 = false;
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Has7E10 = false;
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Has10E60 = false;
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ParseSubtargetFeatures(CPUName, TuneCPUName, FS);
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return *this;
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}
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CSKYSubtarget::CSKYSubtarget(const Triple &TT, StringRef CPU, StringRef TuneCPU,
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StringRef FS, const TargetMachine &TM)
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: CSKYGenSubtargetInfo(TT, CPU, TuneCPU, FS),
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FrameLowering(initializeSubtargetDependencies(TT, CPU, TuneCPU, FS)),
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InstrInfo(*this), RegInfo(), TLInfo(TM, *this) {}
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bool CSKYSubtarget::useHardFloatABI() const {
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auto FloatABI = getTargetLowering()->getTargetMachine().Options.FloatABIType;
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if (FloatABI == FloatABI::Default)
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return UseHardFloatABI;
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else
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return FloatABI == FloatABI::Hard;
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}
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