1//===--- AArch64.h - Declare AArch64 target feature support -----*- 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 AArch64 TargetInfo objects. 10// 11//===----------------------------------------------------------------------===// 12 13#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_AARCH64_H 14#define LLVM_CLANG_LIB_BASIC_TARGETS_AARCH64_H 15 16#include "OSTargets.h" 17#include "clang/Basic/TargetBuiltins.h" 18#include "llvm/Support/TargetParser.h" 19 20namespace clang { 21namespace targets { 22 23class LLVM_LIBRARY_VISIBILITY AArch64TargetInfo : public TargetInfo { 24 virtual void setDataLayout() = 0; 25 static const TargetInfo::GCCRegAlias GCCRegAliases[]; 26 static const char *const GCCRegNames[]; 27 28 enum FPUModeEnum { FPUMode, NeonMode = (1 << 0), SveMode = (1 << 1) }; 29 30 unsigned FPU; 31 bool HasCRC; 32 bool HasCrypto; 33 bool HasUnaligned; 34 bool HasFullFP16; 35 bool HasDotProd; 36 bool HasFP16FML; 37 bool HasMTE; 38 bool HasTME; 39 40 llvm::AArch64::ArchKind ArchKind; 41 42 static const Builtin::Info BuiltinInfo[]; 43 44 std::string ABI; 45 46public: 47 AArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); 48 49 StringRef getABI() const override; 50 bool setABI(const std::string &Name) override; 51 52 bool validateBranchProtection(StringRef, BranchProtectionInfo &, 53 StringRef &) const override; 54 55 bool isValidCPUName(StringRef Name) const override; 56 void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override; 57 bool setCPU(const std::string &Name) override; 58 59 bool useFP16ConversionIntrinsics() const override { 60 return false; 61 } 62 63 void getTargetDefinesARMV81A(const LangOptions &Opts, 64 MacroBuilder &Builder) const; 65 void getTargetDefinesARMV82A(const LangOptions &Opts, 66 MacroBuilder &Builder) const; 67 void getTargetDefinesARMV83A(const LangOptions &Opts, 68 MacroBuilder &Builder) const; 69 void getTargetDefinesARMV84A(const LangOptions &Opts, 70 MacroBuilder &Builder) const; 71 void getTargetDefinesARMV85A(const LangOptions &Opts, 72 MacroBuilder &Builder) const; 73 void getTargetDefines(const LangOptions &Opts, 74 MacroBuilder &Builder) const override; 75 76 ArrayRef<Builtin::Info> getTargetBuiltins() const override; 77 78 bool hasFeature(StringRef Feature) const override; 79 bool handleTargetFeatures(std::vector<std::string> &Features, 80 DiagnosticsEngine &Diags) override; 81 82 CallingConvCheckResult checkCallingConvention(CallingConv CC) const override; 83 84 bool isCLZForZeroUndef() const override; 85 86 BuiltinVaListKind getBuiltinVaListKind() const override; 87 88 ArrayRef<const char *> getGCCRegNames() const override; 89 ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; 90 bool validateAsmConstraint(const char *&Name, 91 TargetInfo::ConstraintInfo &Info) const override; 92 bool 93 validateConstraintModifier(StringRef Constraint, char Modifier, unsigned Size, 94 std::string &SuggestedModifier) const override; 95 const char *getClobbers() const override; 96 97 StringRef getConstraintRegister(StringRef Constraint, 98 StringRef Expression) const override { 99 return Expression; 100 } 101 102 int getEHDataRegisterNumber(unsigned RegNo) const override; 103 104 bool hasInt128Type() const override; 105}; 106 107class LLVM_LIBRARY_VISIBILITY AArch64leTargetInfo : public AArch64TargetInfo { 108public: 109 AArch64leTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); 110 111 void getTargetDefines(const LangOptions &Opts, 112 MacroBuilder &Builder) const override; 113private: 114 void setDataLayout() override; 115}; 116 117class LLVM_LIBRARY_VISIBILITY WindowsARM64TargetInfo 118 : public WindowsTargetInfo<AArch64leTargetInfo> { 119 const llvm::Triple Triple; 120 121public: 122 WindowsARM64TargetInfo(const llvm::Triple &Triple, 123 const TargetOptions &Opts); 124 125 void setDataLayout() override; 126 127 BuiltinVaListKind getBuiltinVaListKind() const override; 128 129 CallingConvCheckResult checkCallingConvention(CallingConv CC) const override; 130}; 131 132// Windows ARM, MS (C++) ABI 133class LLVM_LIBRARY_VISIBILITY MicrosoftARM64TargetInfo 134 : public WindowsARM64TargetInfo { 135public: 136 MicrosoftARM64TargetInfo(const llvm::Triple &Triple, 137 const TargetOptions &Opts); 138 139 void getTargetDefines(const LangOptions &Opts, 140 MacroBuilder &Builder) const override; 141 TargetInfo::CallingConvKind 142 getCallingConvKind(bool ClangABICompat4) const override; 143 144 unsigned getMinGlobalAlign(uint64_t TypeSize) const override; 145}; 146 147// ARM64 MinGW target 148class LLVM_LIBRARY_VISIBILITY MinGWARM64TargetInfo 149 : public WindowsARM64TargetInfo { 150public: 151 MinGWARM64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); 152}; 153 154class LLVM_LIBRARY_VISIBILITY AArch64beTargetInfo : public AArch64TargetInfo { 155public: 156 AArch64beTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); 157 void getTargetDefines(const LangOptions &Opts, 158 MacroBuilder &Builder) const override; 159 160private: 161 void setDataLayout() override; 162}; 163 164class LLVM_LIBRARY_VISIBILITY DarwinAArch64TargetInfo 165 : public DarwinTargetInfo<AArch64leTargetInfo> { 166public: 167 DarwinAArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); 168 169 BuiltinVaListKind getBuiltinVaListKind() const override; 170 171 protected: 172 void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, 173 MacroBuilder &Builder) const override; 174}; 175 176// 64-bit RenderScript is aarch64 177class LLVM_LIBRARY_VISIBILITY RenderScript64TargetInfo 178 : public AArch64leTargetInfo { 179public: 180 RenderScript64TargetInfo(const llvm::Triple &Triple, 181 const TargetOptions &Opts); 182 183 void getTargetDefines(const LangOptions &Opts, 184 MacroBuilder &Builder) const override; 185}; 186 187} // namespace targets 188} // namespace clang 189 190#endif // LLVM_CLANG_LIB_BASIC_TARGETS_AARCH64_H 191