llvm-6502/lib/Target/ARM/ARMTargetMachine.h
2008-08-21 00:14:44 +00:00

93 lines
3.2 KiB
C++

//===-- ARMTargetMachine.h - Define TargetMachine for ARM -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the ARM specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef ARMTARGETMACHINE_H
#define ARMTARGETMACHINE_H
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetFrameInfo.h"
#include "ARMInstrInfo.h"
#include "ARMFrameInfo.h"
#include "ARMJITInfo.h"
#include "ARMSubtarget.h"
#include "ARMISelLowering.h"
namespace llvm {
class Module;
class ARMTargetMachine : public LLVMTargetMachine {
ARMSubtarget Subtarget;
const TargetData DataLayout; // Calculates type size & alignment
ARMInstrInfo InstrInfo;
ARMFrameInfo FrameInfo;
ARMJITInfo JITInfo;
ARMTargetLowering TLInfo;
protected:
// To avoid having target depend on the asmprinter stuff libraries, asmprinter
// set this functions to ctor pointer at startup time if they are linked in.
typedef FunctionPass *(*AsmPrinterCtorFn)(raw_ostream &o,
ARMTargetMachine &tm);
static AsmPrinterCtorFn AsmPrinterCtor;
public:
ARMTargetMachine(const Module &M, const std::string &FS, bool isThumb = false);
virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
virtual const ARMFrameInfo *getFrameInfo() const { return &FrameInfo; }
virtual ARMJITInfo *getJITInfo() { return &JITInfo; }
virtual const ARMRegisterInfo *getRegisterInfo() const {
return &InstrInfo.getRegisterInfo();
}
virtual const TargetData *getTargetData() const { return &DataLayout; }
virtual const ARMSubtarget *getSubtargetImpl() const { return &Subtarget; }
virtual ARMTargetLowering *getTargetLowering() const {
return const_cast<ARMTargetLowering*>(&TLInfo);
}
static void registerAsmPrinter(AsmPrinterCtorFn F) {
AsmPrinterCtor = F;
}
static unsigned getModuleMatchQuality(const Module &M);
static unsigned getJITMatchQuality();
virtual const TargetAsmInfo *createTargetAsmInfo() const;
// Pass Pipeline Configuration
virtual bool addInstSelector(PassManagerBase &PM, bool Fast);
virtual bool addPreEmitPass(PassManagerBase &PM, bool Fast);
virtual bool addAssemblyEmitter(PassManagerBase &PM, bool Fast,
raw_ostream &Out);
virtual bool addCodeEmitter(PassManagerBase &PM, bool Fast,
bool DumpAsm, MachineCodeEmitter &MCE);
virtual bool addSimpleCodeEmitter(PassManagerBase &PM, bool Fast,
bool DumpAsm, MachineCodeEmitter &MCE);
};
/// ThumbTargetMachine - Thumb target machine.
///
class ThumbTargetMachine : public ARMTargetMachine {
public:
ThumbTargetMachine(const Module &M, const std::string &FS);
static unsigned getJITMatchQuality();
static unsigned getModuleMatchQuality(const Module &M);
};
} // end namespace llvm
#endif