llvm-project/llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp

102 lines
3.1 KiB
C++

//===-- MipsMCTargetDesc.cpp - Mips Target Descriptions ---------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file provides Mips specific target descriptions.
//
//===----------------------------------------------------------------------===//
#include "MipsMCTargetDesc.h"
#include "MipsMCAsmInfo.h"
#include "llvm/MC/MachineLocation.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Target/TargetRegistry.h"
#define GET_INSTRINFO_MC_DESC
#include "MipsGenInstrInfo.inc"
#define GET_SUBTARGETINFO_MC_DESC
#include "MipsGenSubtargetInfo.inc"
#define GET_REGINFO_MC_DESC
#include "MipsGenRegisterInfo.inc"
using namespace llvm;
static MCInstrInfo *createMipsMCInstrInfo() {
MCInstrInfo *X = new MCInstrInfo();
InitMipsMCInstrInfo(X);
return X;
}
extern "C" void LLVMInitializeMipsMCInstrInfo() {
TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
}
static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
MCRegisterInfo *X = new MCRegisterInfo();
InitMipsMCRegisterInfo(X, Mips::RA);
return X;
}
extern "C" void LLVMInitializeMipsMCRegisterInfo() {
TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
}
static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
StringRef FS) {
MCSubtargetInfo *X = new MCSubtargetInfo();
InitMipsMCSubtargetInfo(X, TT, CPU, FS);
return X;
}
extern "C" void LLVMInitializeMipsMCSubtargetInfo() {
TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
createMipsMCSubtargetInfo);
}
static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
MachineLocation Dst(MachineLocation::VirtualFP);
MachineLocation Src(Mips::SP, 0);
MAI->addInitialFrameState(0, Dst, Src);
return MAI;
}
extern "C" void LLVMInitializeMipsMCAsmInfo() {
RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
}
MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
CodeModel::Model CM) {
MCCodeGenInfo *X = new MCCodeGenInfo();
if (RM == Reloc::Default) {
// Abicall enables PIC by default
if (TT.find("mipsallegrex") != std::string::npos ||
TT.find("psp") != std::string::npos)
RM = Reloc::Static;
else
RM = Reloc::PIC_;
}
X->InitMCCodeGenInfo(RM, CM);
return X;
}
extern "C" void LLVMInitializeMipsMCCodeGenInfo() {
TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
createMipsMCCodeGenInfo);
TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
createMipsMCCodeGenInfo);
}