1 //===-- CSKYSubtarget.h - Define Subtarget for the CSKY----------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares the CSKY specific subclass of TargetSubtargetInfo. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_LIB_TARGET_CSKY_CSKYSUBTARGET_H 14 #define LLVM_LIB_TARGET_CSKY_CSKYSUBTARGET_H 15 16 #include "CSKYFrameLowering.h" 17 #include "CSKYISelLowering.h" 18 #include "CSKYInstrInfo.h" 19 #include "CSKYRegisterInfo.h" 20 #include "llvm/CodeGen/TargetSubtargetInfo.h" 21 #include "llvm/Target/TargetMachine.h" 22 23 #define GET_SUBTARGETINFO_HEADER 24 #include "CSKYGenSubtargetInfo.inc" 25 26 namespace llvm { 27 class StringRef; 28 29 class CSKYSubtarget : public CSKYGenSubtargetInfo { 30 virtual void anchor(); 31 32 CSKYFrameLowering FrameLowering; 33 CSKYInstrInfo InstrInfo; 34 CSKYRegisterInfo RegInfo; 35 CSKYTargetLowering TLInfo; 36 std::unique_ptr<const SelectionDAGTargetInfo> TSInfo; 37 38 enum CSKYProcFamilyEnum { 39 Others, 40 41 CK801, 42 CK802, 43 CK803, 44 CK803S, 45 CK804, 46 CK805, 47 CK807, 48 CK810, 49 CK810V, 50 CK860, 51 CK860V 52 }; 53 54 /// CSKYProcFamily - CSKY processor family: CK801, CK802, and others. 55 CSKYProcFamilyEnum CSKYProcFamily = Others; 56 57 bool UseHardFloat; 58 bool UseHardFloatABI; 59 bool HasFPUv2SingleFloat; 60 bool HasFPUv2DoubleFloat; 61 bool HasFPUv3HalfWord; 62 bool HasFPUv3HalfFloat; 63 bool HasFPUv3SingleFloat; 64 bool HasFPUv3DoubleFloat; 65 bool HasFdivdu; 66 bool HasFLOATE1; 67 bool HasFLOAT1E2; 68 bool HasFLOAT1E3; 69 bool HasFLOAT3E4; 70 bool HasFLOAT7E60; 71 bool HasBTST16; 72 bool HasExtendLrw; 73 bool HasTrust; 74 bool HasJAVA; 75 bool HasCache; 76 bool HasNVIC; 77 bool HasDSP; 78 bool HasDSP1E2; 79 bool HasDSPE60; 80 bool HasDSPV2; 81 bool HasDSP_Silan; 82 bool HasDoloop; 83 bool HasHardwareDivide; 84 bool HasHighRegisters; 85 bool HasVDSPV2; 86 bool HasVDSP2E3; 87 bool HasVDSP2E60F; 88 bool ReadTPHard; 89 bool HasVDSPV1_128; 90 bool UseCCRT; 91 bool DumpConstPool; 92 bool EnableInterruptAttribute; 93 bool HasPushPop; 94 bool HasSTM; 95 bool SmartMode; 96 bool EnableStackSize; 97 98 bool HasE1; 99 bool HasE2; 100 bool Has2E3; 101 bool HasMP; 102 bool Has3E3r1; 103 bool Has3r1E3r2; 104 bool Has3r2E3r3; 105 bool Has3E7; 106 bool HasMP1E2; 107 bool Has7E10; 108 bool Has10E60; 109 110 public: 111 CSKYSubtarget(const Triple &TT, StringRef CPU, StringRef TuneCPU, 112 StringRef FS, const TargetMachine &TM); 113 114 ~CSKYSubtarget() override; 115 getFrameLowering()116 const CSKYFrameLowering *getFrameLowering() const override { 117 return &FrameLowering; 118 } getInstrInfo()119 const CSKYInstrInfo *getInstrInfo() const override { return &InstrInfo; } getRegisterInfo()120 const CSKYRegisterInfo *getRegisterInfo() const override { return &RegInfo; } getTargetLowering()121 const CSKYTargetLowering *getTargetLowering() const override { 122 return &TLInfo; 123 } 124 125 const SelectionDAGTargetInfo *getSelectionDAGInfo() const override; 126 127 /// Initializes using the passed in CPU and feature strings so that we can 128 /// use initializer lists for subtarget initialization. 129 CSKYSubtarget &initializeSubtargetDependencies(const Triple &TT, 130 StringRef CPU, 131 StringRef TuneCPU, 132 StringRef FS); 133 134 // Generated by inc file 135 void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS); 136 137 bool useHardFloatABI() const; useHardFloat()138 bool useHardFloat() const { return UseHardFloat; } hasFPUv2SingleFloat()139 bool hasFPUv2SingleFloat() const { return HasFPUv2SingleFloat; } hasFPUv2DoubleFloat()140 bool hasFPUv2DoubleFloat() const { return HasFPUv2DoubleFloat; } hasFPUv2()141 bool hasFPUv2() const { return HasFPUv2SingleFloat || HasFPUv2DoubleFloat; } hasFPUv3HalfWord()142 bool hasFPUv3HalfWord() const { return HasFPUv3HalfWord; } hasFPUv3HalfFloat()143 bool hasFPUv3HalfFloat() const { return HasFPUv3HalfFloat; } hasFPUv3SingleFloat()144 bool hasFPUv3SingleFloat() const { return HasFPUv3SingleFloat; } hasFPUv3DoubleFloat()145 bool hasFPUv3DoubleFloat() const { return HasFPUv3DoubleFloat; } hasFPUv3()146 bool hasFPUv3() const { 147 return HasFPUv3HalfFloat || HasFPUv3SingleFloat || HasFPUv3DoubleFloat; 148 } hasAnyFloatExt()149 bool hasAnyFloatExt() const { return hasFPUv2() || hasFPUv3(); }; hasFdivdu()150 bool hasFdivdu() const { return HasFdivdu; } hasFLOATE1()151 bool hasFLOATE1() const { return HasFLOATE1; } hasFLOAT1E2()152 bool hasFLOAT1E2() const { return HasFLOAT1E2; } hasFLOAT1E3()153 bool hasFLOAT1E3() const { return HasFLOAT1E3; } hasFLOAT3E4()154 bool hasFLOAT3E4() const { return HasFLOAT3E4; } hasFLOAT7E60()155 bool hasFLOAT7E60() const { return HasFLOAT7E60; } hasExtendLrw()156 bool hasExtendLrw() const { return HasExtendLrw; } hasBTST16()157 bool hasBTST16() const { return HasBTST16; } hasTrust()158 bool hasTrust() const { return HasTrust; } hasJAVA()159 bool hasJAVA() const { return HasJAVA; } hasCache()160 bool hasCache() const { return HasCache; } hasNVIC()161 bool hasNVIC() const { return HasNVIC; } hasDSP()162 bool hasDSP() const { return HasDSP; } hasDSP1E2()163 bool hasDSP1E2() const { return HasDSP1E2; } hasDSPE60()164 bool hasDSPE60() const { return HasDSPE60; } hasDSPV2()165 bool hasDSPV2() const { return HasDSPV2; } hasDSP_Silan()166 bool hasDSP_Silan() const { return HasDSP_Silan; } hasDoloop()167 bool hasDoloop() const { return HasDoloop; } hasHighRegisters()168 bool hasHighRegisters() const { return HasHighRegisters; } hasVDSPV2()169 bool hasVDSPV2() const { return HasVDSPV2; } hasVDSPV2_FLOAT()170 bool hasVDSPV2_FLOAT() const { return HasVDSPV2 && UseHardFloat; } hasVDSPV2_HALF()171 bool hasVDSPV2_HALF() const { 172 return HasVDSPV2 && UseHardFloat && HasFPUv3HalfFloat; 173 } hasVDSP2E3()174 bool hasVDSP2E3() const { return HasVDSP2E3; } hasVDSP2E60F()175 bool hasVDSP2E60F() const { return HasVDSP2E60F; } readTPHard()176 bool readTPHard() const { return ReadTPHard; } hasVDSPV1_128()177 bool hasVDSPV1_128() const { return HasVDSPV1_128; } useCCRT()178 bool useCCRT() const { return UseCCRT; } dumpConstPool()179 bool dumpConstPool() const { return DumpConstPool; } enableInterruptAttribute()180 bool enableInterruptAttribute() const { return EnableInterruptAttribute; } hasPushPop()181 bool hasPushPop() const { return HasPushPop; } hasSTM()182 bool hasSTM() const { return HasSTM; } smartMode()183 bool smartMode() const { return SmartMode; } enableStackSize()184 bool enableStackSize() const { return EnableStackSize; } 185 hasE1()186 bool hasE1() const { return HasE1; } hasE2()187 bool hasE2() const { return HasE2; } has2E3()188 bool has2E3() const { return Has2E3; } has3r1E3r2()189 bool has3r1E3r2() const { return Has3r1E3r2; } has3r2E3r3()190 bool has3r2E3r3() const { return Has3r2E3r3; } has3E3r1()191 bool has3E3r1() const { return Has3E3r1; } has3E7()192 bool has3E7() const { return Has3E7; } hasMP()193 bool hasMP() const { return HasMP; } hasMP1E2()194 bool hasMP1E2() const { return HasMP1E2; } has7E10()195 bool has7E10() const { return Has7E10; } has10E60()196 bool has10E60() const { return Has10E60; } 197 isCK801()198 bool isCK801() const { return CSKYProcFamily == CK801; } isCK802()199 bool isCK802() const { return CSKYProcFamily == CK802; } isCK803()200 bool isCK803() const { return CSKYProcFamily == CK803; } isCK803S()201 bool isCK803S() const { return CSKYProcFamily == CK803S; } isCK804()202 bool isCK804() const { return CSKYProcFamily == CK804; } isCK805()203 bool isCK805() const { return CSKYProcFamily == CK805; } isCK807()204 bool isCK807() const { return CSKYProcFamily == CK807; } isCK810()205 bool isCK810() const { return CSKYProcFamily == CK810; } isCK810V()206 bool isCK810V() const { return CSKYProcFamily == CK810V; } isCK860()207 bool isCK860() const { return CSKYProcFamily == CK860; } isCK860V()208 bool isCK860V() const { return CSKYProcFamily == CK860V; } 209 210 const unsigned XLen = 32; 211 }; 212 } // namespace llvm 213 214 #endif // LLVM_LIB_TARGET_CSKY_CSKYSUBTARGET_H 215