1//===-- SPUMCTargetDesc.cpp - Cell SPU 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 Cell SPU specific target descriptions. 11// 12//===----------------------------------------------------------------------===// 13 14#include "SPUMCTargetDesc.h" 15#include "SPUMCAsmInfo.h" 16#include "llvm/MC/MachineLocation.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 "SPUGenInstrInfo.inc" 26 27#define GET_SUBTARGETINFO_MC_DESC 28#include "SPUGenSubtargetInfo.inc" 29 30#define GET_REGINFO_MC_DESC 31#include "SPUGenRegisterInfo.inc" 32 33using namespace llvm; 34 35static MCInstrInfo *createSPUMCInstrInfo() { 36 MCInstrInfo *X = new MCInstrInfo(); 37 InitSPUMCInstrInfo(X); 38 return X; 39} 40 41static MCRegisterInfo *createCellSPUMCRegisterInfo(StringRef TT) { 42 MCRegisterInfo *X = new MCRegisterInfo(); 43 InitSPUMCRegisterInfo(X, SPU::R0); 44 return X; 45} 46 47static MCSubtargetInfo *createSPUMCSubtargetInfo(StringRef TT, StringRef CPU, 48 StringRef FS) { 49 MCSubtargetInfo *X = new MCSubtargetInfo(); 50 InitSPUMCSubtargetInfo(X, TT, CPU, FS); 51 return X; 52} 53 54static MCAsmInfo *createSPUMCAsmInfo(const Target &T, StringRef TT) { 55 MCAsmInfo *MAI = new SPULinuxMCAsmInfo(T, TT); 56 57 // Initial state of the frame pointer is R1. 58 MachineLocation Dst(MachineLocation::VirtualFP); 59 MachineLocation Src(SPU::R1, 0); 60 MAI->addInitialFrameState(0, Dst, Src); 61 62 return MAI; 63} 64 65static MCCodeGenInfo *createSPUMCCodeGenInfo(StringRef TT, Reloc::Model RM, 66 CodeModel::Model CM, 67 CodeGenOpt::Level OL) { 68 MCCodeGenInfo *X = new MCCodeGenInfo(); 69 // For the time being, use static relocations, since there's really no 70 // support for PIC yet. 71 X->InitMCCodeGenInfo(Reloc::Static, CM, OL); 72 return X; 73} 74 75// Force static initialization. 76extern "C" void LLVMInitializeCellSPUTargetMC() { 77 // Register the MC asm info. 78 RegisterMCAsmInfoFn X(TheCellSPUTarget, createSPUMCAsmInfo); 79 80 // Register the MC codegen info. 81 TargetRegistry::RegisterMCCodeGenInfo(TheCellSPUTarget, 82 createSPUMCCodeGenInfo); 83 84 // Register the MC instruction info. 85 TargetRegistry::RegisterMCInstrInfo(TheCellSPUTarget, createSPUMCInstrInfo); 86 87 // Register the MC register info. 88 TargetRegistry::RegisterMCRegInfo(TheCellSPUTarget, 89 createCellSPUMCRegisterInfo); 90 91 // Register the MC subtarget info. 92 TargetRegistry::RegisterMCSubtargetInfo(TheCellSPUTarget, 93 createSPUMCSubtargetInfo); 94} 95