Introduce MCCodeGenInfo, which keeps information that can affect codegen

[oota-llvm.git] / lib / Target / PowerPC / PPCTargetMachine.h

diff --git a/lib/Target/PowerPC/PPCTargetMachine.h b/lib/Target/PowerPC/PPCTargetMachine.h
index 278d31a267c85ed93e9cb149270bc7bcfb39d4ac..bdec0861cf6e4d4fcbe2f59fb2bca684d4793179 100644 (file)
--- a/lib/Target/PowerPC/PPCTargetMachine.h
+++ b/lib/Target/PowerPC/PPCTargetMachine.h
@@ -1,49 +1,92 @@
-//===-- PPC32TargetMachine.h - Define TargetMachine for PowerPC -*- C++ -*-=//
-// 
+//===-- PPCTargetMachine.h - Define TargetMachine for PowerPC -----*- C++ -*-=//
+//
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
 //===----------------------------------------------------------------------===//
-// 
+//
 // This file declares the PowerPC specific subclass of TargetMachine.
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef POWERPC32_TARGETMACHINE_H
-#define POWERPC32_TARGETMACHINE_H
+#ifndef PPC_TARGETMACHINE_H
+#define PPC_TARGETMACHINE_H
 
-#include "PowerPCTargetMachine.h"
-#include "PPC32JITInfo.h"
-#include "PPC32InstrInfo.h"
-#include "llvm/PassManager.h"
+#include "PPCFrameLowering.h"
+#include "PPCSubtarget.h"
+#include "PPCJITInfo.h"
+#include "PPCInstrInfo.h"
+#include "PPCISelLowering.h"
+#include "PPCSelectionDAGInfo.h"
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetData.h"
 
 namespace llvm {
+class PassManager;
+class GlobalValue;
 
-class IntrinsicLowering;
-
-class PPC32TargetMachine : public PowerPCTargetMachine {
-  PPC32InstrInfo InstrInfo;
-  PPC32JITInfo JITInfo;
+/// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
+///
+class PPCTargetMachine : public LLVMTargetMachine {
+  PPCSubtarget        Subtarget;
+  const TargetData    DataLayout;       // Calculates type size & alignment
+  PPCInstrInfo        InstrInfo;
+  PPCFrameLowering    FrameLowering;
+  PPCJITInfo          JITInfo;
+  PPCTargetLowering   TLInfo;
+  PPCSelectionDAGInfo TSInfo;
+  InstrItineraryData  InstrItins;
 
 public:
-  PPC32TargetMachine(const Module &M, IntrinsicLowering *IL);
-  virtual const PPC32InstrInfo   *getInstrInfo() const { return &InstrInfo; }
-  virtual const MRegisterInfo *getRegisterInfo() const {
+  PPCTargetMachine(const Target &T, StringRef TT,
+                   StringRef CPU, StringRef FS,
+                   Reloc::Model RM, bool is64Bit);
+
+  virtual const PPCInstrInfo      *getInstrInfo() const { return &InstrInfo; }
+  virtual const PPCFrameLowering  *getFrameLowering() const {
+    return &FrameLowering;
+  }
+  virtual       PPCJITInfo        *getJITInfo()         { return &JITInfo; }
+  virtual const PPCTargetLowering *getTargetLowering() const { 
+   return &TLInfo;
+  }
+  virtual const PPCSelectionDAGInfo* getSelectionDAGInfo() const {
+    return &TSInfo;
+  }
+  virtual const PPCRegisterInfo   *getRegisterInfo() const {
     return &InstrInfo.getRegisterInfo();
   }
-
-  virtual TargetJITInfo *getJITInfo() {
-    return &JITInfo;
+  
+  virtual const TargetData    *getTargetData() const    { return &DataLayout; }
+  virtual const PPCSubtarget  *getSubtargetImpl() const { return &Subtarget; }
+  virtual const InstrItineraryData *getInstrItineraryData() const {  
+    return &InstrItins;
   }
 
-  static unsigned getJITMatchQuality();
+  // Pass Pipeline Configuration
+  virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+  virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
+  virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
+                              JITCodeEmitter &JCE);
+  virtual bool getEnableTailMergeDefault() const;
+};
 
-  static unsigned getModuleMatchQuality(const Module &M);
+/// PPC32TargetMachine - PowerPC 32-bit target machine.
+///
+class PPC32TargetMachine : public PPCTargetMachine {
+public:
+  PPC32TargetMachine(const Target &T, StringRef TT,
+                     StringRef CPU, StringRef FS, Reloc::Model RM);
+};
 
-  bool addPassesToEmitMachineCode(FunctionPassManager &PM,
-                                  MachineCodeEmitter &MCE);
+/// PPC64TargetMachine - PowerPC 64-bit target machine.
+///
+class PPC64TargetMachine : public PPCTargetMachine {
+public:
+  PPC64TargetMachine(const Target &T, StringRef TT,
+                     StringRef CPU, StringRef FS, Reloc::Model RM);
 };
 
 } // end namespace llvm