X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FX86%2FX86TargetMachine.h;h=8ba7a71b2c5cb2dde4d634c0136a93c87890755f;hb=d9e3385ced2dc887e2fe8e1c071bd2611e4d3ede;hp=40c1afb50d7339f2a57d06266ca289ae1d93b75d;hpb=9a7871bd3dceafd644008c740617d4516a34a601;p=oota-llvm.git

diff --git a/lib/Target/X86/X86TargetMachine.h b/lib/Target/X86/X86TargetMachine.h
index 40c1afb50d7..8ba7a71b2c5 100644
--- a/lib/Target/X86/X86TargetMachine.h
+++ b/lib/Target/X86/X86TargetMachine.h
@@ -1,5 +1,12 @@
 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
-// 
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
 // This file declares the X86 specific subclass of TargetMachine.
 //
 //===----------------------------------------------------------------------===//
@@ -7,45 +14,119 @@
 #ifndef X86TARGETMACHINE_H
 #define X86TARGETMACHINE_H
 
+#include "X86.h"
+#include "X86ELFWriterInfo.h"
+#include "X86InstrInfo.h"
+#include "X86ISelLowering.h"
+#include "X86FrameInfo.h"
+#include "X86JITInfo.h"
+#include "X86SelectionDAGInfo.h"
+#include "X86Subtarget.h"
 #include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetData.h"
 #include "llvm/Target/TargetFrameInfo.h"
-#include "llvm/PassManager.h"
-#include "X86InstrInfo.h"
 
-class X86TargetMachine : public TargetMachine {
-  X86InstrInfo InstrInfo;
-  TargetFrameInfo FrameInfo;
-public:
-  X86TargetMachine(const Module &M);
-
-  virtual const X86InstrInfo     &getInstrInfo() const { return InstrInfo; }
-  virtual const TargetFrameInfo  &getFrameInfo() const { return FrameInfo; }
-  virtual const MRegisterInfo *getRegisterInfo() const {
-    return &InstrInfo.getRegisterInfo();
-  }
-
-  virtual const TargetSchedInfo &getSchedInfo()  const { abort(); }
-  virtual const TargetRegInfo   &getRegInfo()    const { abort(); }
-  virtual const TargetCacheInfo  &getCacheInfo() const { abort(); }
-
-  /// addPassesToJITCompile - Add passes to the specified pass manager to
-  /// implement a fast dynamic compiler for this target.  Return true if this is
-  /// not supported for this target.
-  ///
-  virtual bool addPassesToJITCompile(FunctionPassManager &PM);
-
-  /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
-  /// get machine code emitted.  This uses a MachineCodeEmitter object to handle
-  /// actually outputting the machine code and resolving things like the address
-  /// of functions.  This method should returns true if machine code emission is
-  /// not supported.
-  ///
-  virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
-                                          MachineCodeEmitter &MCE);
+namespace llvm {
   
-  virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
+class formatted_raw_ostream;
+
+class X86TargetMachine : public LLVMTargetMachine {
+  X86Subtarget      Subtarget;
+  X86FrameInfo      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;
+  }
 
-  virtual bool replaceMachineCodeForFunction (void *Old, void *New);
+  // 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);
+};
+
+/// X86_32TargetMachine - X86 32-bit target machine.
+///
+class X86_32TargetMachine : public X86TargetMachine {
+  const TargetData  DataLayout; // Calculates type size & alignment
+  X86InstrInfo      InstrInfo;
+  X86SelectionDAGInfo TSInfo;
+  X86TargetLowering TLInfo;
+  X86JITInfo        JITInfo;
+public:
+  X86_32TargetMachine(const Target &T, const std::string &M,
+                      const std::string &FS);
+  virtual const TargetData *getTargetData() const { return &DataLayout; }
+  virtual const X86TargetLowering *getTargetLowering() const {
+    return &TLInfo;
+  }
+  virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { 
+    return &TSInfo;
+  }
+  virtual const X86InstrInfo     *getInstrInfo() const {
+    return &InstrInfo;
+  }
+  virtual       X86JITInfo       *getJITInfo()         {
+    return &JITInfo;
+  }
 };
 
+/// X86_64TargetMachine - X86 64-bit target machine.
+///
+class X86_64TargetMachine : public X86TargetMachine {
+  const TargetData  DataLayout; // Calculates type size & alignment
+  X86InstrInfo      InstrInfo;
+  X86SelectionDAGInfo TSInfo;
+  X86TargetLowering TLInfo;
+  X86JITInfo        JITInfo;
+public:
+  X86_64TargetMachine(const Target &T, const std::string &TT,
+                      const std::string &FS);
+  virtual const TargetData *getTargetData() const { return &DataLayout; }
+  virtual const X86TargetLowering *getTargetLowering() const {
+    return &TLInfo;
+  }
+  virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { 
+    return &TSInfo;
+  }
+  virtual const X86InstrInfo     *getInstrInfo() const {
+    return &InstrInfo;
+  }
+  virtual       X86JITInfo       *getJITInfo()         {
+    return &JITInfo;
+  }
+};
+
+} // End llvm namespace
+
 #endif