lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h

   1 //===-- ARMMCTargetDesc.h - ARM Target Descriptions -------------*- 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 provides ARM specific target descriptions.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_LIB_TARGET_ARM_MCTARGETDESC_ARMMCTARGETDESC_H
  14 #define LLVM_LIB_TARGET_ARM_MCTARGETDESC_ARMMCTARGETDESC_H
  15
  16 #include "llvm/Support/DataTypes.h"
  17 #include "llvm/MC/MCInstrDesc.h"
  18 #include <memory>
  19 #include <string>
  20
  21 namespace llvm {
  22 class formatted_raw_ostream;
  23 class MCAsmBackend;
  24 class MCCodeEmitter;
  25 class MCContext;
  26 class MCInstrInfo;
  27 class MCInstPrinter;
  28 class MCObjectTargetWriter;
  29 class MCObjectWriter;
  30 class MCRegisterInfo;
  31 class MCSubtargetInfo;
  32 class MCStreamer;
  33 class MCTargetOptions;
  34 class MCRelocationInfo;
  35 class MCTargetStreamer;
  36 class StringRef;
  37 class Target;
  38 class Triple;
  39 class raw_ostream;
  40 class raw_pwrite_stream;
  41
  42 namespace ARM_MC {
  43 std::string ParseARMTriple(const Triple &TT, StringRef CPU);
  44
  45 /// Create a ARM MCSubtargetInfo instance. This is exposed so Asm parser, etc.
  46 /// do not need to go through TargetRegistry.
  47 MCSubtargetInfo *createARMMCSubtargetInfo(const Triple &TT, StringRef CPU,
  48                                           StringRef FS);
  49 }
  50
  51 MCTargetStreamer *createARMNullTargetStreamer(MCStreamer &S);
  52 MCTargetStreamer *createARMTargetAsmStreamer(MCStreamer &S,
  53                                              formatted_raw_ostream &OS,
  54                                              MCInstPrinter *InstPrint,
  55                                              bool isVerboseAsm);
  56 MCTargetStreamer *createARMObjectTargetStreamer(MCStreamer &S,
  57                                                 const MCSubtargetInfo &STI);
  58
  59 MCCodeEmitter *createARMLEMCCodeEmitter(const MCInstrInfo &MCII,
  60                                         const MCRegisterInfo &MRI,
  61                                         MCContext &Ctx);
  62
  63 MCCodeEmitter *createARMBEMCCodeEmitter(const MCInstrInfo &MCII,
  64                                         const MCRegisterInfo &MRI,
  65                                         MCContext &Ctx);
  66
  67 MCAsmBackend *createARMLEAsmBackend(const Target &T, const MCSubtargetInfo &STI,
  68                                     const MCRegisterInfo &MRI,
  69                                     const MCTargetOptions &Options);
  70
  71 MCAsmBackend *createARMBEAsmBackend(const Target &T, const MCSubtargetInfo &STI,
  72                                     const MCRegisterInfo &MRI,
  73                                     const MCTargetOptions &Options);
  74
  75 // Construct a PE/COFF machine code streamer which will generate a PE/COFF
  76 // object file.
  77 MCStreamer *createARMWinCOFFStreamer(MCContext &Context,
  78                                      std::unique_ptr<MCAsmBackend> &&MAB,
  79                                      std::unique_ptr<MCObjectWriter> &&OW,
  80                                      std::unique_ptr<MCCodeEmitter> &&Emitter,
  81                                      bool RelaxAll,
  82                                      bool IncrementalLinkerCompatible);
  83
  84 /// Construct an ELF Mach-O object writer.
  85 std::unique_ptr<MCObjectTargetWriter> createARMELFObjectWriter(uint8_t OSABI);
  86
  87 /// Construct an ARM Mach-O object writer.
  88 std::unique_ptr<MCObjectTargetWriter>
  89 createARMMachObjectWriter(bool Is64Bit, uint32_t CPUType,
  90                           uint32_t CPUSubtype);
  91
  92 /// Construct an ARM PE/COFF object writer.
  93 std::unique_ptr<MCObjectTargetWriter>
  94 createARMWinCOFFObjectWriter(bool Is64Bit);
  95
  96 /// Construct ARM Mach-O relocation info.
  97 MCRelocationInfo *createARMMachORelocationInfo(MCContext &Ctx);
  98
  99 namespace ARM {
 100 enum OperandType {
 101   OPERAND_VPRED_R = MCOI::OPERAND_FIRST_TARGET,
 102   OPERAND_VPRED_N,
 103 };
 104 inline bool isVpred(OperandType op) {
 105   return op == OPERAND_VPRED_R || op == OPERAND_VPRED_N;
 106 }
 107 inline bool isVpred(uint8_t op) {
 108   return isVpred(static_cast<OperandType>(op));
 109 }
 110 } // end namespace ARM
 111
 112 } // End llvm namespace
 113
 114 // Defines symbolic names for ARM registers.  This defines a mapping from
 115 // register name to register number.
 116 //
 117 #define GET_REGINFO_ENUM
 118 #include "ARMGenRegisterInfo.inc"
 119
 120 // Defines symbolic names for the ARM instructions.
 121 //
 122 #define GET_INSTRINFO_ENUM
 123 #include "ARMGenInstrInfo.inc"
 124
 125 #define GET_SUBTARGETINFO_ENUM
 126 #include "ARMGenSubtargetInfo.inc"
 127
 128 #endif