llvm-6502/include/llvm/Target/TargetAsmInfo.h
2010-12-10 07:39:47 +00:00

76 lines
2.0 KiB
C++

//===-- llvm/Target/TargetAsmInfo.h -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Interface to provide the information necessary for producing assembly files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_TARGETASMINFO_H
#define LLVM_TARGET_TARGETASMINFO_H
#include "llvm/CodeGen/MachineLocation.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetFrameInfo.h"
#include "llvm/Target/TargetRegisterInfo.h"
namespace llvm {
class MCSection;
class MCContext;
class TargetMachine;
class TargetLoweringObjectFile;
class TargetAsmInfo {
unsigned PointerSize;
bool IsLittleEndian;
TargetFrameInfo::StackDirection StackDir;
const TargetRegisterInfo *TRI;
std::vector<MachineMove> InitialFrameState;
const TargetLoweringObjectFile *TLOF;
public:
explicit TargetAsmInfo(const TargetMachine &TM);
/// getPointerSize - Get the pointer size in bytes.
unsigned getPointerSize() const {
return PointerSize;
}
/// islittleendian - True if the target is little endian.
bool isLittleEndian() const {
return IsLittleEndian;
}
TargetFrameInfo::StackDirection getStackGrowthDirection() const {
return StackDir;
}
const MCSection *getDwarfLineSection() const {
return TLOF->getDwarfLineSection();
}
const MCSection *getEHFrameSection() const {
return TLOF->getEHFrameSection();
}
unsigned getDwarfRARegNum(bool isEH) const {
return TRI->getDwarfRegNum(TRI->getRARegister(), isEH);
}
const std::vector<MachineMove> &getInitialFrameState() const {
return InitialFrameState;
}
int getDwarfRegNum(unsigned RegNum, bool isEH) const {
return TRI->getDwarfRegNum(RegNum, isEH);
}
};
}
#endif