1//===-- XCoreMCTargetDesc.cpp - XCore Target Descriptions -----------------===// 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 XCore specific target descriptions. 11// 12//===----------------------------------------------------------------------===// 13 14#include "XCoreMCTargetDesc.h" 15#include "InstPrinter/XCoreInstPrinter.h" 16#include "XCoreMCAsmInfo.h" 17#include "llvm/MC/MCCodeGenInfo.h" 18#include "llvm/MC/MCInstrInfo.h" 19#include "llvm/MC/MCRegisterInfo.h" 20#include "llvm/MC/MCSubtargetInfo.h" 21#include "llvm/Support/ErrorHandling.h" 22#include "llvm/Support/TargetRegistry.h" 23 24#define GET_INSTRINFO_MC_DESC 25#include "XCoreGenInstrInfo.inc" 26 27#define GET_SUBTARGETINFO_MC_DESC 28#include "XCoreGenSubtargetInfo.inc" 29 30#define GET_REGINFO_MC_DESC 31#include "XCoreGenRegisterInfo.inc" 32 33using namespace llvm; 34 35static MCInstrInfo *createXCoreMCInstrInfo() { 36 MCInstrInfo *X = new MCInstrInfo(); 37 InitXCoreMCInstrInfo(X); 38 return X; 39} 40 41static MCRegisterInfo *createXCoreMCRegisterInfo(StringRef TT) { 42 MCRegisterInfo *X = new MCRegisterInfo(); 43 InitXCoreMCRegisterInfo(X, XCore::LR); 44 return X; 45} 46 47static MCSubtargetInfo *createXCoreMCSubtargetInfo(StringRef TT, StringRef CPU, 48 StringRef FS) { 49 MCSubtargetInfo *X = new MCSubtargetInfo(); 50 InitXCoreMCSubtargetInfo(X, TT, CPU, FS); 51 return X; 52} 53 54static MCAsmInfo *createXCoreMCAsmInfo(const MCRegisterInfo &MRI, 55 StringRef TT) { 56 MCAsmInfo *MAI = new XCoreMCAsmInfo(TT); 57 58 // Initial state of the frame pointer is SP. 59 MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(0, XCore::SP, 0); 60 MAI->addInitialFrameState(Inst); 61 62 return MAI; 63} 64 65static MCCodeGenInfo *createXCoreMCCodeGenInfo(StringRef TT, Reloc::Model RM, 66 CodeModel::Model CM, 67 CodeGenOpt::Level OL) { 68 MCCodeGenInfo *X = new MCCodeGenInfo(); 69 if (RM == Reloc::Default) { 70 RM = Reloc::Static; 71 } 72 X->InitMCCodeGenInfo(RM, CM, OL); 73 return X; 74} 75 76static MCInstPrinter *createXCoreMCInstPrinter(const Target &T, 77 unsigned SyntaxVariant, 78 const MCAsmInfo &MAI, 79 const MCInstrInfo &MII, 80 const MCRegisterInfo &MRI, 81 const MCSubtargetInfo &STI) { 82 return new XCoreInstPrinter(MAI, MII, MRI); 83} 84 85// Force static initialization. 86extern "C" void LLVMInitializeXCoreTargetMC() { 87 // Register the MC asm info. 88 RegisterMCAsmInfoFn X(TheXCoreTarget, createXCoreMCAsmInfo); 89 90 // Register the MC codegen info. 91 TargetRegistry::RegisterMCCodeGenInfo(TheXCoreTarget, 92 createXCoreMCCodeGenInfo); 93 94 // Register the MC instruction info. 95 TargetRegistry::RegisterMCInstrInfo(TheXCoreTarget, createXCoreMCInstrInfo); 96 97 // Register the MC register info. 98 TargetRegistry::RegisterMCRegInfo(TheXCoreTarget, createXCoreMCRegisterInfo); 99 100 // Register the MC subtarget info. 101 TargetRegistry::RegisterMCSubtargetInfo(TheXCoreTarget, 102 createXCoreMCSubtargetInfo); 103 104 // Register the MCInstPrinter 105 TargetRegistry::RegisterMCInstPrinter(TheXCoreTarget, 106 createXCoreMCInstPrinter); 107} 108