1 //===--- ARM.h - ARM-specific (not AArch64) Tool Helpers --------*- 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 #ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_ARM_H 10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_ARM_H 11 12 #include "clang/Driver/ToolChain.h" 13 #include "llvm/ADT/StringRef.h" 14 #include "llvm/Option/ArgList.h" 15 #include "llvm/Option/Option.h" 16 #include "llvm/TargetParser/ARMTargetParser.h" 17 #include "llvm/TargetParser/Triple.h" 18 #include <string> 19 #include <vector> 20 21 namespace clang { 22 namespace driver { 23 namespace tools { 24 namespace arm { 25 26 std::string getARMTargetCPU(StringRef CPU, llvm::StringRef Arch, 27 const llvm::Triple &Triple); 28 std::string getARMArch(llvm::StringRef Arch, const llvm::Triple &Triple); 29 StringRef getARMCPUForMArch(llvm::StringRef Arch, const llvm::Triple &Triple); 30 llvm::ARM::ArchKind getLLVMArchKindForARM(StringRef CPU, StringRef Arch, 31 const llvm::Triple &Triple); 32 StringRef getLLVMArchSuffixForARM(llvm::StringRef CPU, llvm::StringRef Arch, 33 const llvm::Triple &Triple); 34 35 void appendBE8LinkFlag(const llvm::opt::ArgList &Args, 36 llvm::opt::ArgStringList &CmdArgs, 37 const llvm::Triple &Triple); 38 enum class ReadTPMode { 39 Invalid, 40 Soft, 41 TPIDRURW, 42 TPIDRURO, 43 TPIDRPRW, 44 }; 45 46 enum class FloatABI { 47 Invalid, 48 Soft, 49 SoftFP, 50 Hard, 51 }; 52 53 FloatABI getDefaultFloatABI(const llvm::Triple &Triple); 54 FloatABI getARMFloatABI(const ToolChain &TC, const llvm::opt::ArgList &Args); 55 FloatABI getARMFloatABI(const Driver &D, const llvm::Triple &Triple, 56 const llvm::opt::ArgList &Args); 57 void setFloatABIInTriple(const Driver &D, const llvm::opt::ArgList &Args, 58 llvm::Triple &triple); 59 bool isHardTPSupported(const llvm::Triple &Triple); 60 ReadTPMode getReadTPMode(const Driver &D, const llvm::opt::ArgList &Args, 61 const llvm::Triple &Triple, bool ForAS); 62 void setArchNameInTriple(const Driver &D, const llvm::opt::ArgList &Args, 63 types::ID InputType, llvm::Triple &Triple); 64 65 bool useAAPCSForMachO(const llvm::Triple &T); 66 void getARMArchCPUFromArgs(const llvm::opt::ArgList &Args, 67 llvm::StringRef &Arch, llvm::StringRef &CPU, 68 bool FromAs = false); 69 llvm::ARM::FPUKind getARMTargetFeatures(const Driver &D, 70 const llvm::Triple &Triple, 71 const llvm::opt::ArgList &Args, 72 std::vector<llvm::StringRef> &Features, 73 bool ForAS, bool ForMultilib = false); 74 int getARMSubArchVersionNumber(const llvm::Triple &Triple); 75 bool isARMMProfile(const llvm::Triple &Triple); 76 bool isARMAProfile(const llvm::Triple &Triple); 77 bool isARMBigEndian(const llvm::Triple &Triple, const llvm::opt::ArgList &Args); 78 79 } // end namespace arm 80 } // end namespace tools 81 } // end namespace driver 82 } // end namespace clang 83 84 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_ARM_H 85