+#include "X86JITInfo.h"
+#include "X86Subtarget.h"
+#include "X86ISelLowering.h"
+#include "X86SelectionDAGInfo.h"
+
+namespace llvm {
+
+class formatted_raw_ostream;
+
+class X86TargetMachine : public LLVMTargetMachine {
+ X86Subtarget Subtarget;
+ TargetFrameInfo FrameInfo;
+ X86ELFWriterInfo ELFWriterInfo;
+ Reloc::Model DefRelocModel; // Reloc model before it's overridden.
+
+private:
+ // We have specific defaults for X86.
+ virtual void setCodeModelForJIT();
+ virtual void setCodeModelForStatic();
+
+public:
+ X86TargetMachine(const Target &T, const std::string &TT,
+ const std::string &FS, bool is64Bit);
+
+ virtual const X86InstrInfo *getInstrInfo() const {
+ llvm_unreachable("getInstrInfo not implemented");
+ }
+ virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
+ virtual X86JITInfo *getJITInfo() {
+ llvm_unreachable("getJITInfo not implemented");
+ }
+ virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; }
+ virtual const X86TargetLowering *getTargetLowering() const {
+ llvm_unreachable("getTargetLowering not implemented");
+ }
+ virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
+ llvm_unreachable("getSelectionDAGInfo not implemented");
+ }
+ virtual const X86RegisterInfo *getRegisterInfo() const {
+ return &getInstrInfo()->getRegisterInfo();
+ }
+ virtual const X86ELFWriterInfo *getELFWriterInfo() const {
+ return Subtarget.isTargetELF() ? &ELFWriterInfo : 0;
+ }
+
+ // Set up the pass pipeline.
+ virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPostRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+ virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
+ JITCodeEmitter &JCE);
+};