2006-05-15 06:18:28 +08:00
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//===-- ARMTargetMachine.h - Define TargetMachine for ARM -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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2007-12-30 04:36:04 +08:00
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// This file is distributed under the University of Illinois Open Source
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2006-05-15 06:18:28 +08:00
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the ARM specific subclass of TargetMachine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef ARMTARGETMACHINE_H
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#define ARMTARGETMACHINE_H
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2011-01-10 20:39:04 +08:00
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#include "ARMFrameLowering.h"
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2007-03-13 09:20:42 +08:00
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#include "ARMISelLowering.h"
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#include "ARMInstrInfo.h"
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#include "ARMJITInfo.h"
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#include "ARMSelectionDAGInfo.h"
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#include "ARMSubtarget.h"
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#include "Thumb1FrameLowering.h"
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#include "Thumb1InstrInfo.h"
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#include "Thumb2InstrInfo.h"
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#include "llvm/ADT/OwningPtr.h"
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#include "llvm/DataLayout.h"
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#include "llvm/MC/MCStreamer.h"
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#include "llvm/Target/TargetMachine.h"
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#include "llvm/Target/TargetTransformImpl.h"
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namespace llvm {
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class ARMBaseTargetMachine : public LLVMTargetMachine {
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protected:
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ARMSubtarget Subtarget;
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private:
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ARMJITInfo JITInfo;
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InstrItineraryData InstrItins;
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public:
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ARMBaseTargetMachine(const Target &T, StringRef TT,
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StringRef CPU, StringRef FS,
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const TargetOptions &Options,
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Reloc::Model RM, CodeModel::Model CM,
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CodeGenOpt::Level OL);
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virtual ARMJITInfo *getJITInfo() { return &JITInfo; }
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virtual const ARMSubtarget *getSubtargetImpl() const { return &Subtarget; }
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virtual const InstrItineraryData *getInstrItineraryData() const {
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return &InstrItins;
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}
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2008-08-17 21:55:10 +08:00
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2006-09-04 12:14:57 +08:00
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// Pass Pipeline Configuration
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virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
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virtual bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &MCE);
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};
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/// ARMTargetMachine - ARM target machine.
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///
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class ARMTargetMachine : public ARMBaseTargetMachine {
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virtual void anchor();
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ARMInstrInfo InstrInfo;
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const DataLayout DL; // Calculates type size & alignment
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ARMTargetLowering TLInfo;
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ARMSelectionDAGInfo TSInfo;
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ARMFrameLowering FrameLowering;
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ARMScalarTargetTransformImpl STTI;
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VectorTargetTransformImpl VTTI;
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public:
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ARMTargetMachine(const Target &T, StringRef TT,
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StringRef CPU, StringRef FS,
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const TargetOptions &Options,
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Reloc::Model RM, CodeModel::Model CM,
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CodeGenOpt::Level OL);
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virtual const ARMRegisterInfo *getRegisterInfo() const {
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return &InstrInfo.getRegisterInfo();
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}
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virtual const ARMTargetLowering *getTargetLowering() const {
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return &TLInfo;
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}
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virtual const ARMSelectionDAGInfo* getSelectionDAGInfo() const {
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return &TSInfo;
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}
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virtual const ARMFrameLowering *getFrameLowering() const {
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return &FrameLowering;
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}
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virtual const ScalarTargetTransformInfo *getScalarTargetTransformInfo()const {
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return &STTI;
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}
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virtual const VectorTargetTransformInfo *getVectorTargetTransformInfo()const {
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return &VTTI;
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}
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virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
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virtual const DataLayout *getDataLayout() const { return &DL; }
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};
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2007-02-23 11:14:31 +08:00
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/// ThumbTargetMachine - Thumb target machine.
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/// Due to the way architectures are handled, this represents both
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/// Thumb-1 and Thumb-2.
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///
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class ThumbTargetMachine : public ARMBaseTargetMachine {
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virtual void anchor();
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// Either Thumb1InstrInfo or Thumb2InstrInfo.
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OwningPtr<ARMBaseInstrInfo> InstrInfo;
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const DataLayout DL; // Calculates type size & alignment
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ARMTargetLowering TLInfo;
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ARMSelectionDAGInfo TSInfo;
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// Either Thumb1FrameLowering or ARMFrameLowering.
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OwningPtr<ARMFrameLowering> FrameLowering;
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2012-12-12 07:26:14 +08:00
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ARMScalarTargetTransformImpl STTI;
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VectorTargetTransformImpl VTTI;
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2007-02-23 11:14:31 +08:00
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public:
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ThumbTargetMachine(const Target &T, StringRef TT,
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StringRef CPU, StringRef FS,
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2011-12-03 06:16:29 +08:00
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const TargetOptions &Options,
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2011-11-16 16:38:26 +08:00
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Reloc::Model RM, CodeModel::Model CM,
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CodeGenOpt::Level OL);
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2007-02-23 11:14:31 +08:00
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2009-10-26 03:14:48 +08:00
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/// returns either Thumb1RegisterInfo or Thumb2RegisterInfo
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2009-07-03 06:18:33 +08:00
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virtual const ARMBaseRegisterInfo *getRegisterInfo() const {
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return &InstrInfo->getRegisterInfo();
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}
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2010-04-17 23:26:15 +08:00
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virtual const ARMTargetLowering *getTargetLowering() const {
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return &TLInfo;
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}
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2010-05-12 01:31:57 +08:00
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virtual const ARMSelectionDAGInfo *getSelectionDAGInfo() const {
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return &TSInfo;
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}
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2009-07-03 06:18:33 +08:00
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/// returns either Thumb1InstrInfo or Thumb2InstrInfo
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2010-03-19 13:25:28 +08:00
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virtual const ARMBaseInstrInfo *getInstrInfo() const {
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return InstrInfo.get();
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}
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/// returns either Thumb1FrameLowering or ARMFrameLowering
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virtual const ARMFrameLowering *getFrameLowering() const {
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return FrameLowering.get();
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}
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virtual const ScalarTargetTransformInfo *getScalarTargetTransformInfo()const {
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return &STTI;
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}
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virtual const VectorTargetTransformInfo *getVectorTargetTransformInfo()const {
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return &VTTI;
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}
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2012-10-09 00:38:25 +08:00
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virtual const DataLayout *getDataLayout() const { return &DL; }
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};
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2006-05-15 06:18:28 +08:00
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} // end namespace llvm
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#endif
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