//
//===----------------------------------------------------------------------===//
-#ifndef MIPSTARGETMACHINE_H
-#define MIPSTARGETMACHINE_H
+#ifndef LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H
+#define LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H
-#include "MipsFrameLowering.h"
-#include "MipsISelLowering.h"
-#include "MipsInstrInfo.h"
-#include "MipsSelectionDAGInfo.h"
+#include "MCTargetDesc/MipsABIInfo.h"
#include "MipsSubtarget.h"
+#include "llvm/CodeGen/BasicTTIImpl.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SelectionDAGISel.h"
-#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
class MipsRegisterInfo;
class MipsTargetMachine : public LLVMTargetMachine {
- MipsSubtarget Subtarget;
- const DataLayout DL; // Calculates type size & alignment
- std::unique_ptr<const MipsInstrInfo> InstrInfo;
- std::unique_ptr<const MipsFrameLowering> FrameLowering;
- std::unique_ptr<const MipsTargetLowering> TLInfo;
- std::unique_ptr<const MipsInstrInfo> InstrInfo16;
- std::unique_ptr<const MipsFrameLowering> FrameLowering16;
- std::unique_ptr<const MipsTargetLowering> TLInfo16;
- std::unique_ptr<const MipsInstrInfo> InstrInfoSE;
- std::unique_ptr<const MipsFrameLowering> FrameLoweringSE;
- std::unique_ptr<const MipsTargetLowering> TLInfoSE;
- MipsSelectionDAGInfo TSInfo;
+ bool isLittle;
+ std::unique_ptr<TargetLoweringObjectFile> TLOF;
+ // Selected ABI
+ MipsABIInfo ABI;
+ MipsSubtarget *Subtarget;
+ MipsSubtarget DefaultSubtarget;
+ MipsSubtarget NoMips16Subtarget;
+ MipsSubtarget Mips16Subtarget;
+
+ mutable StringMap<std::unique_ptr<MipsSubtarget>> SubtargetMap;
public:
- MipsTargetMachine(const Target &T, StringRef TT,
- StringRef CPU, StringRef FS, const TargetOptions &Options,
- Reloc::Model RM, CodeModel::Model CM,
- CodeGenOpt::Level OL,
- bool isLittle);
-
- virtual ~MipsTargetMachine() {}
-
- void addAnalysisPasses(PassManagerBase &PM) override;
-
- const MipsInstrInfo *getInstrInfo() const override
- { return InstrInfo.get(); }
- const TargetFrameLowering *getFrameLowering() const override
- { return FrameLowering.get(); }
- const MipsSubtarget *getSubtargetImpl() const override
- { return &Subtarget; }
- const DataLayout *getDataLayout() const override
- { return &DL;}
-
- const InstrItineraryData *getInstrItineraryData() const override {
- return Subtarget.inMips16Mode()
- ? nullptr
- : &getSubtargetImpl()->getInstrItineraryData();
- }
+ MipsTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS,
+ const TargetOptions &Options, Reloc::Model RM,
+ CodeModel::Model CM, CodeGenOpt::Level OL, bool isLittle);
+ ~MipsTargetMachine() override;
- MipsJITInfo *getJITInfo() override {
- return Subtarget.getJITInfo();
- }
+ TargetIRAnalysis getTargetIRAnalysis() override;
- const MipsRegisterInfo *getRegisterInfo() const override {
- return &InstrInfo->getRegisterInfo();
+ const MipsSubtarget *getSubtargetImpl() const {
+ if (Subtarget)
+ return Subtarget;
+ return &DefaultSubtarget;
}
- const MipsTargetLowering *getTargetLowering() const override {
- return TLInfo.get();
- }
+ const MipsSubtarget *getSubtargetImpl(const Function &F) const override;
- const MipsSelectionDAGInfo* getSelectionDAGInfo() const override {
- return &TSInfo;
- }
+ /// \brief Reset the subtarget for the Mips target.
+ void resetSubtarget(MachineFunction *MF);
// Pass Pipeline Configuration
TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
- bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE) override;
-
- // Set helper classes
- void setHelperClassesMips16();
-
- void setHelperClassesMipsSE();
+ TargetLoweringObjectFile *getObjFileLowering() const override {
+ return TLOF.get();
+ }
+ bool isLittleEndian() const { return isLittle; }
+ const MipsABIInfo &getABI() const { return ABI; }
};
/// MipsebTargetMachine - Mips32/64 big endian target machine.