//
// 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.
//
//===----------------------------------------------------------------------===//
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetFrameInfo.h"
-#include "llvm/PassManager.h"
#include "ARMInstrInfo.h"
#include "ARMFrameInfo.h"
+#include "ARMJITInfo.h"
+#include "ARMSubtarget.h"
+#include "ARMISelLowering.h"
+#include "Thumb1InstrInfo.h"
+#include "Thumb2InstrInfo.h"
+#include "llvm/ADT/OwningPtr.h"
namespace llvm {
-class Module;
+class ARMBaseTargetMachine : public LLVMTargetMachine {
+protected:
+ ARMSubtarget Subtarget;
-class ARMTargetMachine : public TargetMachine {
- const TargetData DataLayout; // Calculates type size & alignment
- ARMInstrInfo InstrInfo;
- ARMFrameInfo FrameInfo;
+private:
+ ARMFrameInfo FrameInfo;
+ ARMJITInfo JITInfo;
+ InstrItineraryData InstrItins;
+ Reloc::Model DefRelocModel; // Reloc model before it's overridden.
+
+public:
+ ARMBaseTargetMachine(const Target &T, const std::string &TT,
+ const std::string &FS, bool isThumb);
+
+ virtual const ARMFrameInfo *getFrameInfo() const { return &FrameInfo; }
+ virtual ARMJITInfo *getJITInfo() { return &JITInfo; }
+ virtual const ARMSubtarget *getSubtargetImpl() const { return &Subtarget; }
+ virtual const InstrItineraryData getInstrItineraryData() const {
+ return InstrItins;
+ }
+
+ // Pass Pipeline Configuration
+ virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPreSched2(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
+ JITCodeEmitter &MCE);
+};
+
+/// ARMTargetMachine - ARM target machine.
+///
+class ARMTargetMachine : public ARMBaseTargetMachine {
+ ARMInstrInfo InstrInfo;
+ const TargetData DataLayout; // Calculates type size & alignment
+ ARMTargetLowering TLInfo;
public:
- ARMTargetMachine(const Module &M, const std::string &FS);
+ ARMTargetMachine(const Target &T, const std::string &TT,
+ const std::string &FS);
- virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
- virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
- virtual const MRegisterInfo *getRegisterInfo() const {
+ virtual const ARMRegisterInfo *getRegisterInfo() const {
return &InstrInfo.getRegisterInfo();
}
+
+ virtual ARMTargetLowering *getTargetLowering() const {
+ return const_cast<ARMTargetLowering*>(&TLInfo);
+ }
+
+ virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
virtual const TargetData *getTargetData() const { return &DataLayout; }
- static unsigned getModuleMatchQuality(const Module &M);
+};
+
+/// ThumbTargetMachine - Thumb target machine.
+/// Due to the way architectures are handled, this represents both
+/// Thumb-1 and Thumb-2.
+///
+class ThumbTargetMachine : public ARMBaseTargetMachine {
+ // Either Thumb1InstrInfo or Thumb2InstrInfo.
+ OwningPtr<ARMBaseInstrInfo> InstrInfo;
+ const TargetData DataLayout; // Calculates type size & alignment
+ ARMTargetLowering TLInfo;
+public:
+ ThumbTargetMachine(const Target &T, const std::string &TT,
+ const std::string &FS);
+
+ /// returns either Thumb1RegisterInfo or Thumb2RegisterInfo
+ virtual const ARMBaseRegisterInfo *getRegisterInfo() const {
+ return &InstrInfo->getRegisterInfo();
+ }
- virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
- CodeGenFileType FileType, bool Fast);
+ virtual ARMTargetLowering *getTargetLowering() const {
+ return const_cast<ARMTargetLowering*>(&TLInfo);
+ }
+
+ /// returns either Thumb1InstrInfo or Thumb2InstrInfo
+ virtual const ARMBaseInstrInfo *getInstrInfo() const {
+ return InstrInfo.get();
+ }
+ virtual const TargetData *getTargetData() const { return &DataLayout; }
};
} // end namespace llvm