lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp

   1 //===-- MipsMCTargetDesc.cpp - Mips Target Descriptions ---------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file provides Mips specific target descriptions.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "MipsMCTargetDesc.h"
  15 #include "MipsMCAsmInfo.h"
  16 #include "InstPrinter/MipsInstPrinter.h"
  17 #include "llvm/MC/MachineLocation.h"
  18 #include "llvm/MC/MCCodeGenInfo.h"
  19 #include "llvm/MC/MCInstrInfo.h"
  20 #include "llvm/MC/MCRegisterInfo.h"
  21 #include "llvm/MC/MCSubtargetInfo.h"
  22 #include "llvm/Support/TargetRegistry.h"
  23
  24 #define GET_INSTRINFO_MC_DESC
  25 #include "MipsGenInstrInfo.inc"
  26
  27 #define GET_SUBTARGETINFO_MC_DESC
  28 #include "MipsGenSubtargetInfo.inc"
  29
  30 #define GET_REGINFO_MC_DESC
  31 #include "MipsGenRegisterInfo.inc"
  32
  33 using namespace llvm;
  34
  35 static MCInstrInfo *createMipsMCInstrInfo() {
  36   MCInstrInfo *X = new MCInstrInfo();
  37   InitMipsMCInstrInfo(X);
  38   return X;
  39 }
  40
  41 static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
  42   MCRegisterInfo *X = new MCRegisterInfo();
  43   InitMipsMCRegisterInfo(X, Mips::RA);
  44   return X;
  45 }
  46
  47 static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
  48                                                   StringRef FS) {
  49   MCSubtargetInfo *X = new MCSubtargetInfo();
  50   InitMipsMCSubtargetInfo(X, TT, CPU, FS);
  51   return X;
  52 }
  53
  54 static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
  55   MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
  56
  57   MachineLocation Dst(MachineLocation::VirtualFP);
  58   MachineLocation Src(Mips::SP, 0);
  59   MAI->addInitialFrameState(0, Dst, Src);
  60
  61   return MAI;
  62 }
  63
  64 static MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
  65                                               CodeModel::Model CM) {
  66   MCCodeGenInfo *X = new MCCodeGenInfo();
  67   if (RM == Reloc::Default)
  68     RM = Reloc::PIC_;
  69   X->InitMCCodeGenInfo(RM, CM);
  70   return X;
  71 }
  72
  73 static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
  74                                               unsigned SyntaxVariant,
  75                                               const MCAsmInfo &MAI,
  76                                               const MCSubtargetInfo &STI) {
  77   return new MipsInstPrinter(MAI);
  78 }
  79
  80 extern "C" void LLVMInitializeMipsTargetMC() {
  81   // Register the MC asm info.
  82   RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
  83   RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
  84   RegisterMCAsmInfoFn A(TheMips64Target, createMipsMCAsmInfo);
  85   RegisterMCAsmInfoFn B(TheMips64elTarget, createMipsMCAsmInfo);
  86
  87   // Register the MC codegen info.
  88   TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
  89                                         createMipsMCCodeGenInfo);
  90   TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
  91                                         createMipsMCCodeGenInfo);
  92   TargetRegistry::RegisterMCCodeGenInfo(TheMips64Target,
  93                                         createMipsMCCodeGenInfo);
  94   TargetRegistry::RegisterMCCodeGenInfo(TheMips64elTarget,
  95                                         createMipsMCCodeGenInfo);
  96
  97   // Register the MC instruction info.
  98   TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
  99   TargetRegistry::RegisterMCInstrInfo(TheMipselTarget, createMipsMCInstrInfo);
 100   TargetRegistry::RegisterMCInstrInfo(TheMips64Target, createMipsMCInstrInfo);
 101   TargetRegistry::RegisterMCInstrInfo(TheMips64elTarget, createMipsMCInstrInfo);
 102
 103   // Register the MC register info.
 104   TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
 105   TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
 106   TargetRegistry::RegisterMCRegInfo(TheMips64Target, createMipsMCRegisterInfo);
 107   TargetRegistry::RegisterMCRegInfo(TheMips64elTarget,
 108                                     createMipsMCRegisterInfo);
 109
 110   // Register the MC Code Emitter
 111   TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget, createMipsMCCodeEmitter);
 112   TargetRegistry::RegisterMCCodeEmitter(TheMipselTarget,
 113                                         createMipsMCCodeEmitter);
 114   TargetRegistry::RegisterMCCodeEmitter(TheMips64Target,
 115                                         createMipsMCCodeEmitter);
 116   TargetRegistry::RegisterMCCodeEmitter(TheMips64elTarget,
 117                                         createMipsMCCodeEmitter);
 118
 119   // Register the asm backend.
 120   TargetRegistry::RegisterMCAsmBackend(TheMipsTarget, createMipsAsmBackend);
 121   TargetRegistry::RegisterMCAsmBackend(TheMipselTarget, createMipsAsmBackend);
 122   TargetRegistry::RegisterMCAsmBackend(TheMips64Target, createMipsAsmBackend);
 123   TargetRegistry::RegisterMCAsmBackend(TheMips64elTarget, createMipsAsmBackend);
 124
 125   // Register the MC subtarget info.
 126   TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
 127                                           createMipsMCSubtargetInfo);
 128   TargetRegistry::RegisterMCSubtargetInfo(TheMipselTarget,
 129                                           createMipsMCSubtargetInfo);
 130   TargetRegistry::RegisterMCSubtargetInfo(TheMips64Target,
 131                                           createMipsMCSubtargetInfo);
 132   TargetRegistry::RegisterMCSubtargetInfo(TheMips64elTarget,
 133                                           createMipsMCSubtargetInfo);
 134
 135   // Register the MCInstPrinter.
 136   TargetRegistry::RegisterMCInstPrinter(TheMipsTarget,
 137                                         createMipsMCInstPrinter);
 138   TargetRegistry::RegisterMCInstPrinter(TheMipselTarget,
 139                                         createMipsMCInstPrinter);
 140   TargetRegistry::RegisterMCInstPrinter(TheMips64Target,
 141                                         createMipsMCInstPrinter);
 142   TargetRegistry::RegisterMCInstPrinter(TheMips64elTarget,
 143                                         createMipsMCInstPrinter);
 144 }