//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the "Instituto Nokia de Tecnologia" and
-// is distributed under the University of Illinois Open Source
+// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef ARMTARGETMACHINE_H
#define ARMTARGETMACHINE_H
-#include "llvm/Target/TargetMachine.h"
-#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetFrameInfo.h"
-#include "llvm/PassManager.h"
+#include "ARMFrameLowering.h"
+#include "ARMISelLowering.h"
#include "ARMInstrInfo.h"
-#include "ARMFrameInfo.h"
+#include "ARMJITInfo.h"
+#include "ARMSelectionDAGInfo.h"
+#include "ARMSubtarget.h"
+#include "Thumb1FrameLowering.h"
+#include "Thumb1InstrInfo.h"
+#include "Thumb2InstrInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/MC/MCStreamer.h"
+#include "llvm/Target/TargetMachine.h"
namespace llvm {
-class Module;
+class ARMBaseTargetMachine : public LLVMTargetMachine {
+protected:
+ ARMSubtarget Subtarget;
+private:
+ InstrItineraryData InstrItins;
-class ARMTargetMachine : public TargetMachine {
- const TargetData DataLayout; // Calculates type size & alignment
- ARMInstrInfo InstrInfo;
- ARMFrameInfo FrameInfo;
public:
- ARMTargetMachine(const Module &M, const std::string &FS);
+ ARMBaseTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL,
+ bool isLittle);
+
+ const ARMSubtarget *getSubtargetImpl() const override { return &Subtarget; }
+ const ARMTargetLowering *getTargetLowering() const override {
+ // Implemented by derived classes
+ llvm_unreachable("getTargetLowering not implemented");
+ }
+ const InstrItineraryData *getInstrItineraryData() const override {
+ return &InstrItins;
+ }
+
+ /// \brief Register ARM analysis passes with a pass manager.
+ void addAnalysisPasses(PassManagerBase &PM) override;
+
+ // Pass Pipeline Configuration
+ TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
+
+ bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &MCE) override;
+};
+
+/// ARMTargetMachine - ARM target machine.
+///
+class ARMTargetMachine : public ARMBaseTargetMachine {
+ virtual void anchor();
+ ARMInstrInfo InstrInfo;
+ ARMTargetLowering TLInfo;
+ ARMFrameLowering FrameLowering;
+ public:
+ ARMTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL,
+ bool isLittle);
- virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
- virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
- virtual const MRegisterInfo *getRegisterInfo() const {
+ const ARMRegisterInfo *getRegisterInfo() const override {
return &InstrInfo.getRegisterInfo();
}
- virtual const TargetData *getTargetData() const { return &DataLayout; }
- static unsigned getModuleMatchQuality(const Module &M);
- virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
- CodeGenFileType FileType, bool Fast);
+ const ARMTargetLowering *getTargetLowering() const override {
+ return &TLInfo;
+ }
+
+ const ARMSelectionDAGInfo *getSelectionDAGInfo() const override {
+ return getSubtargetImpl()->getSelectionDAGInfo();
+ }
+ const ARMFrameLowering *getFrameLowering() const override {
+ return &FrameLowering;
+ }
+ const ARMInstrInfo *getInstrInfo() const override { return &InstrInfo; }
+ const DataLayout *getDataLayout() const override {
+ return getSubtargetImpl()->getDataLayout();
+ }
+};
+
+/// ARMLETargetMachine - ARM little endian target machine.
+///
+class ARMLETargetMachine : public ARMTargetMachine {
+ void anchor() override;
+public:
+ ARMLETargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS, const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL);
+};
+
+/// ARMBETargetMachine - ARM big endian target machine.
+///
+class ARMBETargetMachine : public ARMTargetMachine {
+ void anchor() override;
+public:
+ ARMBETargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS, const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL);
+};
+
+/// ThumbTargetMachine - Thumb target machine.
+/// Due to the way architectures are handled, this represents both
+/// Thumb-1 and Thumb-2.
+///
+class ThumbTargetMachine : public ARMBaseTargetMachine {
+ virtual void anchor();
+ // Either Thumb1InstrInfo or Thumb2InstrInfo.
+ std::unique_ptr<ARMBaseInstrInfo> InstrInfo;
+ ARMTargetLowering TLInfo;
+ // Either Thumb1FrameLowering or ARMFrameLowering.
+ std::unique_ptr<ARMFrameLowering> FrameLowering;
+public:
+ ThumbTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL,
+ bool isLittle);
+
+ /// returns either Thumb1RegisterInfo or Thumb2RegisterInfo
+ const ARMBaseRegisterInfo *getRegisterInfo() const override {
+ return &InstrInfo->getRegisterInfo();
+ }
+
+ const ARMTargetLowering *getTargetLowering() const override {
+ return &TLInfo;
+ }
+
+ const ARMSelectionDAGInfo *getSelectionDAGInfo() const override {
+ return getSubtargetImpl()->getSelectionDAGInfo();
+ }
+
+ /// returns either Thumb1InstrInfo or Thumb2InstrInfo
+ const ARMBaseInstrInfo *getInstrInfo() const override {
+ return InstrInfo.get();
+ }
+ /// returns either Thumb1FrameLowering or ARMFrameLowering
+ const ARMFrameLowering *getFrameLowering() const override {
+ return FrameLowering.get();
+ }
+ const DataLayout *getDataLayout() const override {
+ return getSubtargetImpl()->getDataLayout();
+ }
+};
+
+/// ThumbLETargetMachine - Thumb little endian target machine.
+///
+class ThumbLETargetMachine : public ThumbTargetMachine {
+ void anchor() override;
+public:
+ ThumbLETargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS, const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL);
+};
+
+/// ThumbBETargetMachine - Thumb big endian target machine.
+///
+class ThumbBETargetMachine : public ThumbTargetMachine {
+ void anchor() override;
+public:
+ ThumbBETargetMachine(const Target &T, StringRef TT, StringRef CPU,
+ StringRef FS, const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL);
};
} // end namespace llvm
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