Merge with LLVM upstream r135568 (Jul 20th 2011)

Conflicts:
	lib/Bitcode/Reader/BitcodeReader.cpp

Change-Id: Iebed76d2f7d281e742947e31d9a0b78174daf2d6

7 files changed, 34 insertions, 32 deletions

diff --git a/lib/Target/MSP430/MCTargetDesc/MSP430MCTargetDesc.cpp b/lib/Target/MSP430/MCTargetDesc/MSP430MCTargetDesc.cpp
index 43a704d..6aa6220 100644
--- a/lib/Target/MSP430/MCTargetDesc/MSP430MCTargetDesc.cpp
+++ b/lib/Target/MSP430/MCTargetDesc/MSP430MCTargetDesc.cpp
@@ -29,7 +29,6 @@
 
 using namespace llvm;
 
-
 static MCInstrInfo *createMSP430MCInstrInfo() {
   MCInstrInfo *X = new MCInstrInfo();
   InitMSP430MCInstrInfo(X);
@@ -41,6 +40,17 @@ extern "C" void LLVMInitializeMSP430MCInstrInfo() {
 }
 
 
+static MCRegisterInfo *createMSP430MCRegisterInfo(StringRef TT) {
+  MCRegisterInfo *X = new MCRegisterInfo();
+  InitMSP430MCRegisterInfo(X, MSP430::PCW);
+  return X;
+}
+
+extern "C" void LLVMInitializeMSP430MCRegisterInfo() {
+  TargetRegistry::RegisterMCRegInfo(TheMSP430Target,
+                                    createMSP430MCRegisterInfo);
+}
+
 static MCSubtargetInfo *createMSP430MCSubtargetInfo(StringRef TT, StringRef CPU,
                                                     StringRef FS) {
   MCSubtargetInfo *X = new MCSubtargetInfo();
@@ -56,3 +66,14 @@ extern "C" void LLVMInitializeMSP430MCSubtargetInfo() {
 extern "C" void LLVMInitializeMSP430MCAsmInfo() {
   RegisterMCAsmInfo<MSP430MCAsmInfo> X(TheMSP430Target);
 }
+
+MCCodeGenInfo *createMSP430MCCodeGenInfo(StringRef TT, Reloc::Model RM) {
+  MCCodeGenInfo *X = new MCCodeGenInfo();
+  X->InitMCCodeGenInfo(RM);
+  return X;
+}
+
+extern "C" void LLVMInitializeMSP430MCCodeGenInfo() {
+  TargetRegistry::RegisterMCCodeGenInfo(TheMSP430Target,
+                                        createMSP430MCCodeGenInfo);
+}
diff --git a/lib/Target/MSP430/MSP430ISelLowering.cpp b/lib/Target/MSP430/MSP430ISelLowering.cpp
index 0a3eab1..8405789 100644
--- a/lib/Target/MSP430/MSP430ISelLowering.cpp
+++ b/lib/Target/MSP430/MSP430ISelLowering.cpp
@@ -987,8 +987,8 @@ const char *MSP430TargetLowering::getTargetNodeName(unsigned Opcode) const {
   }
 }
 
-bool MSP430TargetLowering::isTruncateFree(const Type *Ty1,
-                                          const Type *Ty2) const {
+bool MSP430TargetLowering::isTruncateFree(Type *Ty1,
+                                          Type *Ty2) const {
   if (!Ty1->isIntegerTy() || !Ty2->isIntegerTy())
     return false;
 
@@ -1002,7 +1002,7 @@ bool MSP430TargetLowering::isTruncateFree(EVT VT1, EVT VT2) const {
   return (VT1.getSizeInBits() > VT2.getSizeInBits());
 }
 
-bool MSP430TargetLowering::isZExtFree(const Type *Ty1, const Type *Ty2) const {
+bool MSP430TargetLowering::isZExtFree(Type *Ty1, Type *Ty2) const {
   // MSP430 implicitly zero-extends 8-bit results in 16-bit registers.
   return 0 && Ty1->isIntegerTy(8) && Ty2->isIntegerTy(16);
 }
diff --git a/lib/Target/MSP430/MSP430ISelLowering.h b/lib/Target/MSP430/MSP430ISelLowering.h
index bd660a0..237f604 100644
--- a/lib/Target/MSP430/MSP430ISelLowering.h
+++ b/lib/Target/MSP430/MSP430ISelLowering.h
@@ -102,7 +102,7 @@ namespace llvm {
     /// isTruncateFree - Return true if it's free to truncate a value of type
     /// Ty1 to type Ty2. e.g. On msp430 it's free to truncate a i16 value in
     /// register R15W to i8 by referencing its sub-register R15B.
-    virtual bool isTruncateFree(const Type *Ty1, const Type *Ty2) const;
+    virtual bool isTruncateFree(Type *Ty1, Type *Ty2) const;
     virtual bool isTruncateFree(EVT VT1, EVT VT2) const;
 
     /// isZExtFree - Return true if any actual instruction that defines a value
@@ -113,7 +113,7 @@ namespace llvm {
     /// necessarily apply to truncate instructions. e.g. on msp430, all
     /// instructions that define 8-bit values implicit zero-extend the result
     /// out to 16 bits.
-    virtual bool isZExtFree(const Type *Ty1, const Type *Ty2) const;
+    virtual bool isZExtFree(Type *Ty1, Type *Ty2) const;
     virtual bool isZExtFree(EVT VT1, EVT VT2) const;
 
     MachineBasicBlock* EmitInstrWithCustomInserter(MachineInstr *MI,
diff --git a/lib/Target/MSP430/MSP430RegisterInfo.cpp b/lib/Target/MSP430/MSP430RegisterInfo.cpp
index 1cc60bb..9049c4b 100644
--- a/lib/Target/MSP430/MSP430RegisterInfo.cpp
+++ b/lib/Target/MSP430/MSP430RegisterInfo.cpp
@@ -34,7 +34,7 @@ using namespace llvm;
 // FIXME: Provide proper call frame setup / destroy opcodes.
 MSP430RegisterInfo::MSP430RegisterInfo(MSP430TargetMachine &tm,
                                        const TargetInstrInfo &tii)
-  : MSP430GenRegisterInfo(), TM(tm), TII(tii) {
+  : MSP430GenRegisterInfo(MSP430::PCW), TM(tm), TII(tii) {
   StackAlign = TM.getFrameLowering()->getStackAlignment();
 }
 
@@ -233,22 +233,8 @@ MSP430RegisterInfo::processFunctionBeforeFrameFinalized(MachineFunction &MF)
   }
 }
 
-unsigned MSP430RegisterInfo::getRARegister() const {
-  return MSP430::PCW;
-}
-
 unsigned MSP430RegisterInfo::getFrameRegister(const MachineFunction &MF) const {
   const TargetFrameLowering *TFI = MF.getTarget().getFrameLowering();
 
   return TFI->hasFP(MF) ? MSP430::FPW : MSP430::SPW;
 }
-
-int MSP430RegisterInfo::getDwarfRegNum(unsigned RegNum, bool isEH) const {
-  llvm_unreachable("Not implemented yet!");
-  return 0;
-}
-
-int MSP430RegisterInfo::getLLVMRegNum(unsigned RegNum, bool isEH) const {
-  llvm_unreachable("Not implemented yet!");
-  return 0;
-}
diff --git a/lib/Target/MSP430/MSP430RegisterInfo.h b/lib/Target/MSP430/MSP430RegisterInfo.h
index fb70594..10a3d53 100644
--- a/lib/Target/MSP430/MSP430RegisterInfo.h
+++ b/lib/Target/MSP430/MSP430RegisterInfo.h
@@ -58,12 +58,7 @@ public:
   void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
 
   // Debug information queries.
-  unsigned getRARegister() const;
   unsigned getFrameRegister(const MachineFunction &MF) const;
-
-  //! Get DWARF debugging register number
-  int getDwarfRegNum(unsigned RegNum, bool isEH) const;
-  int getLLVMRegNum(unsigned RegNum, bool isEH) const;
 };
 
 } // end namespace llvm
diff --git a/lib/Target/MSP430/MSP430TargetMachine.cpp b/lib/Target/MSP430/MSP430TargetMachine.cpp
index 971f512..85ca533 100644
--- a/lib/Target/MSP430/MSP430TargetMachine.cpp
+++ b/lib/Target/MSP430/MSP430TargetMachine.cpp
@@ -25,10 +25,10 @@ extern "C" void LLVMInitializeMSP430Target() {
 }
 
 MSP430TargetMachine::MSP430TargetMachine(const Target &T,
-                                         const std::string &TT,
-                                         const std::string &CPU,
-                                         const std::string &FS)
-  : LLVMTargetMachine(T, TT, CPU, FS),
+                                         StringRef TT,
+                                         StringRef CPU,
+                                         StringRef FS, Reloc::Model RM)
+  : LLVMTargetMachine(T, TT, CPU, FS, RM),
     Subtarget(TT, CPU, FS),
     // FIXME: Check TargetData string.
     DataLayout("e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"),
diff --git a/lib/Target/MSP430/MSP430TargetMachine.h b/lib/Target/MSP430/MSP430TargetMachine.h
index 2a9eea0..384176c 100644
--- a/lib/Target/MSP430/MSP430TargetMachine.h
+++ b/lib/Target/MSP430/MSP430TargetMachine.h
@@ -38,8 +38,8 @@ class MSP430TargetMachine : public LLVMTargetMachine {
   MSP430FrameLowering    FrameLowering;
 
 public:
-  MSP430TargetMachine(const Target &T, const std::string &TT,
-                      const std::string &CPU, const std::string &FS);
+  MSP430TargetMachine(const Target &T, StringRef TT,
+                      StringRef CPU, StringRef FS, Reloc::Model RM);
 
   virtual const TargetFrameLowering *getFrameLowering() const {
     return &FrameLowering;