X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FMips%2FMipsTargetMachine.h;h=38b2ecff7d7f1b1906bf8a03096798bf33e044a1;hb=cac05d9b5837f7d5bc73d9d87b555ca9e562d351;hp=85fafadde7c4bc5a0f5cc2a770d52c59fe158eaa;hpb=e8f1018130e24bd20d193003eddaa7e16e48d4bd;p=oota-llvm.git

diff --git a/lib/Target/Mips/MipsTargetMachine.h b/lib/Target/Mips/MipsTargetMachine.h
index 85fafadde7c..38b2ecff7d7 100644
--- a/lib/Target/Mips/MipsTargetMachine.h
+++ b/lib/Target/Mips/MipsTargetMachine.h
@@ -1,4 +1,4 @@
-//===-- MipsTargetMachine.h - Define TargetMachine for Mips -00--*- C++ -*-===//
+//===-- MipsTargetMachine.h - Define TargetMachine for Mips -----*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -11,81 +11,83 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef MIPSTARGETMACHINE_H
-#define MIPSTARGETMACHINE_H
+#ifndef LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H
+#define LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H
 
+#include "MCTargetDesc/MipsABIInfo.h"
 #include "MipsSubtarget.h"
-#include "MipsInstrInfo.h"
-#include "MipsISelLowering.h"
+#include "llvm/CodeGen/BasicTTIImpl.h"
+#include "llvm/CodeGen/Passes.h"
+#include "llvm/CodeGen/SelectionDAGISel.h"
+#include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
-#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetFrameInfo.h"
 
 namespace llvm {
-  class raw_ostream;
-  
-  class MipsTargetMachine : public LLVMTargetMachine {
-    MipsSubtarget       Subtarget;
-    const TargetData    DataLayout; // Calculates type size & alignment
-    MipsInstrInfo       InstrInfo;
-    TargetFrameInfo     FrameInfo;
-    MipsTargetLowering  TLInfo;
-  
-  protected:
-    virtual const TargetAsmInfo *createTargetAsmInfo() const;
-  protected:
-    // To avoid having target depend on the asmprinter stuff libraries,
-    // asmprinter set this functions to ctor pointer at startup time if they are
-    // linked in.
-    typedef FunctionPass *(*AsmPrinterCtorFn)(raw_ostream &o,
-                                              MipsTargetMachine &tm,
-                                              CodeGenOpt::Level OptLevel,
-                                              bool verbose);
-    static AsmPrinterCtorFn AsmPrinterCtor;
-    
-  public:
-    MipsTargetMachine(const Module &M, const std::string &FS, bool isLittle);
-
-    static void registerAsmPrinter(AsmPrinterCtorFn F) {
-      AsmPrinterCtor = F;
-    }
-    
-    virtual const MipsInstrInfo   *getInstrInfo()     const 
-    { return &InstrInfo; }
-    virtual const TargetFrameInfo *getFrameInfo()     const 
-    { return &FrameInfo; }
-    virtual const MipsSubtarget   *getSubtargetImpl() const 
-    { return &Subtarget; }
-    virtual const TargetData      *getTargetData()    const 
-    { return &DataLayout;}
-
-    virtual const MipsRegisterInfo *getRegisterInfo()  const {
-      return &InstrInfo.getRegisterInfo();
-    }
-
-    virtual MipsTargetLowering   *getTargetLowering() const { 
-      return const_cast<MipsTargetLowering*>(&TLInfo); 
-    }
-
-    static unsigned getModuleMatchQuality(const Module &M);
-
-    // Pass Pipeline Configuration
-    virtual bool addInstSelector(PassManagerBase &PM,
-                                 CodeGenOpt::Level OptLevel);
-    virtual bool addPreEmitPass(PassManagerBase &PM,
-                                CodeGenOpt::Level OptLevel);
-    virtual bool addAssemblyEmitter(PassManagerBase &PM,
-                                    CodeGenOpt::Level OptLevel,
-                                    bool Verbose, raw_ostream &Out);
-  };
-
-/// MipselTargetMachine - Mipsel target machine.
+class formatted_raw_ostream;
+class MipsRegisterInfo;
+
+class MipsTargetMachine : public LLVMTargetMachine {
+  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, const Triple &TT, StringRef CPU,
+                    StringRef FS, const TargetOptions &Options, Reloc::Model RM,
+                    CodeModel::Model CM, CodeGenOpt::Level OL, bool isLittle);
+  ~MipsTargetMachine() override;
+
+  TargetIRAnalysis getTargetIRAnalysis() override;
+
+  const MipsSubtarget *getSubtargetImpl() const {
+    if (Subtarget)
+      return Subtarget;
+    return &DefaultSubtarget;
+  }
+
+  const MipsSubtarget *getSubtargetImpl(const Function &F) const override;
+
+  /// \brief Reset the subtarget for the Mips target.
+  void resetSubtarget(MachineFunction *MF);
+
+  // Pass Pipeline Configuration
+  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
+
+  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.
 ///
-class MipselTargetMachine : public MipsTargetMachine {
+class MipsebTargetMachine : public MipsTargetMachine {
+  virtual void anchor();
 public:
-  MipselTargetMachine(const Module &M, const std::string &FS);
+  MipsebTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
+                      StringRef FS, const TargetOptions &Options,
+                      Reloc::Model RM, CodeModel::Model CM,
+                      CodeGenOpt::Level OL);
+};
 
-  static unsigned getModuleMatchQuality(const Module &M);
+/// MipselTargetMachine - Mips32/64 little endian target machine.
+///
+class MipselTargetMachine : public MipsTargetMachine {
+  virtual void anchor();
+public:
+  MipselTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
+                      StringRef FS, const TargetOptions &Options,
+                      Reloc::Model RM, CodeModel::Model CM,
+                      CodeGenOpt::Level OL);
 };
 
 } // End llvm namespace