Move getInitialFrameState from TargetFrameInfo to MCAsmInfo (suggestions for

better location welcome).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135438 91177308-0d34-0410-b5e6-96231b3b80d8

38 files changed, 89 insertions, 108 deletions

diff --git a/lib/CodeGen/AsmPrinter/ARMException.cpp b/lib/CodeGen/AsmPrinter/ARMException.cpp
index 5861fa4817..f8e4fa7e44 100644
--- a/lib/CodeGen/AsmPrinter/ARMException.cpp
+++ b/lib/CodeGen/AsmPrinter/ARMException.cpp
@@ -17,7 +17,6 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
index dd5b0e2614..4d6c281184 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
@@ -13,7 +13,7 @@
 
 #define DEBUG_TYPE "asm-printer"
 #include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/MachineLocation.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCSection.h"
 #include "llvm/MC/MCStreamer.h"
diff --git a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
index 91b7d08c6a..d165be30d5 100644
--- a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
@@ -17,7 +17,7 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineLocation.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.h b/lib/CodeGen/AsmPrinter/DwarfDebug.h
index b2450064e3..32006a3943 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -15,7 +15,7 @@
 #define CODEGEN_ASMPRINTER_DWARFDEBUG_H__
 
 #include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/MachineLocation.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/Analysis/DebugInfo.h"
 #include "DIE.h"
 #include "llvm/ADT/DenseMap.h"
diff --git a/lib/CodeGen/AsmPrinter/DwarfException.cpp b/lib/CodeGen/AsmPrinter/DwarfException.cpp
index 1f992faaad..94a274d7cb 100644
--- a/lib/CodeGen/AsmPrinter/DwarfException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfException.cpp
@@ -17,7 +17,6 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
diff --git a/lib/CodeGen/AsmPrinter/Win64Exception.cpp b/lib/CodeGen/AsmPrinter/Win64Exception.cpp
index c2ad5eba3b..b83aa5ae3a 100644
--- a/lib/CodeGen/AsmPrinter/Win64Exception.cpp
+++ b/lib/CodeGen/AsmPrinter/Win64Exception.cpp
@@ -17,7 +17,6 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCExpr.h"
diff --git a/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp b/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
index ddb0d54785..8f84ac7b41 100644
--- a/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITDwarfEmitter.cpp
@@ -18,12 +18,12 @@
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/CodeGen/JITCodeEmitter.h"
 #include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/ExecutionEngine/JITMemoryManager.h"
-#include "llvm/Support/ErrorHandling.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCSymbol.h"
+#include "llvm/Support/ErrorHandling.h"
 #include "llvm/Target/TargetData.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetFrameLowering.h"
@@ -45,7 +45,7 @@ unsigned char* JITDwarfEmitter::EmitDwarfTable(MachineFunction& F,
   TD = TM.getTargetData();
   stackGrowthDirection = TM.getFrameLowering()->getStackGrowthDirection();
   RI = TM.getRegisterInfo();
-  TFI = TM.getFrameLowering();
+  MAI = TM.getMCAsmInfo();
   JCE = &jce;
 
   unsigned char* ExceptionTable = EmitExceptionTable(&F, StartFunction,
@@ -523,9 +523,7 @@ JITDwarfEmitter::EmitCommonEHFrame(const Function* Personality) const {
     JCE->emitULEB128Bytes(dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4);
   }
 
-  std::vector<MachineMove> Moves;
-  TFI->getInitialFrameState(Moves);
-  EmitFrameMoves(0, Moves);
+  EmitFrameMoves(0, MAI->getInitialFrameState());
 
   JCE->emitAlignmentWithFill(PointerSize, dwarf::DW_CFA_nop);
 
diff --git a/lib/ExecutionEngine/JIT/JITDwarfEmitter.h b/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
index e1d00454d8..8dc99abc42 100644
--- a/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
+++ b/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
@@ -22,8 +22,8 @@ class JITCodeEmitter;
 class MachineFunction;
 class MachineModuleInfo;
 class MachineMove;
+class MCAsmInfo;
 class TargetData;
-class TargetFrameLowering;
 class TargetMachine;
 class TargetRegisterInfo;
 
@@ -31,7 +31,7 @@ class JITDwarfEmitter {
   const TargetData* TD;
   JITCodeEmitter* JCE;
   const TargetRegisterInfo* RI;
-  const TargetFrameLowering *TFI;
+  const MCAsmInfo *MAI;
   MachineModuleInfo* MMI;
   JIT& Jit;
   bool stackGrowthDirection;
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp
index 2aab4a3e78..aba470e17c 100644
--- a/lib/MC/MCDwarf.cpp
+++ b/lib/MC/MCDwarf.cpp
@@ -865,7 +865,8 @@ const MCSymbol &FrameEmitterImpl::EmitCIE(MCStreamer &streamer,
 
   // Initial Instructions
 
-  const std::vector<MachineMove> &Moves = TAI.getInitialFrameState();
+  const MCAsmInfo &MAI = context.getAsmInfo();
+  const std::vector<MachineMove> &Moves = MAI.getInitialFrameState();
   std::vector<MCCFIInstruction> Instructions;
 
   for (int i = 0, n = Moves.size(); i != n; ++i) {
diff --git a/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index d41fdb9d2a..25130f9123 100644
--- a/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -27,7 +27,6 @@
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/Target/ARM/Thumb1RegisterInfo.cpp b/lib/Target/ARM/Thumb1RegisterInfo.cpp
index 4eb0b6c93e..61156e2d50 100644
--- a/lib/Target/ARM/Thumb1RegisterInfo.cpp
+++ b/lib/Target/ARM/Thumb1RegisterInfo.cpp
@@ -27,7 +27,6 @@
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
diff --git a/lib/Target/Alpha/AlphaRegisterInfo.cpp b/lib/Target/Alpha/AlphaRegisterInfo.cpp
index 0f87d14f2d..8b6230fa2a 100644
--- a/lib/Target/Alpha/AlphaRegisterInfo.cpp
+++ b/lib/Target/Alpha/AlphaRegisterInfo.cpp
@@ -21,7 +21,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
diff --git a/lib/Target/Blackfin/BlackfinRegisterInfo.cpp b/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
index e29bc5c9db..0d415c5f34 100644
--- a/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
+++ b/lib/Target/Blackfin/BlackfinRegisterInfo.cpp
@@ -20,7 +20,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
diff --git a/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp b/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp
index 7d9b29531d..3c4147bc9f 100644
--- a/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp
+++ b/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp
@@ -13,6 +13,7 @@
 
 #include "SPUMCTargetDesc.h"
 #include "SPUMCAsmInfo.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCInstrInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
@@ -62,6 +63,17 @@ extern "C" void LLVMInitializeCellSPUMCSubtargetInfo() {
                                           createSPUMCSubtargetInfo);
 }
 
+static MCAsmInfo *createSPUMCAsmInfo(const Target &T, StringRef TT) {
+  MCAsmInfo *MAI = new SPULinuxMCAsmInfo(T, TT);
+
+  // Initial state of the frame pointer is R1.
+  MachineLocation Dst(MachineLocation::VirtualFP);
+  MachineLocation Src(SPU::R1, 0);
+  MAI->addInitialFrameState(0, Dst, Src);
+
+  return MAI;
+}
+
 extern "C" void LLVMInitializeCellSPUMCAsmInfo() {
-  RegisterMCAsmInfo<SPULinuxMCAsmInfo> X(TheCellSPUTarget);
+  RegisterMCAsmInfoFn X(TheCellSPUTarget, createSPUMCAsmInfo);
 }
diff --git a/lib/Target/CellSPU/SPUFrameLowering.cpp b/lib/Target/CellSPU/SPUFrameLowering.cpp
index a3e7e73ae3..8e3186b599 100644
--- a/lib/Target/CellSPU/SPUFrameLowering.cpp
+++ b/lib/Target/CellSPU/SPUFrameLowering.cpp
@@ -249,14 +249,6 @@ void SPUFrameLowering::emitEpilogue(MachineFunction &MF,
   }
 }
 
-void SPUFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves)
-                                                                         const {
-  // Initial state of the frame pointer is R1.
-  MachineLocation Dst(MachineLocation::VirtualFP);
-  MachineLocation Src(SPU::R1, 0);
-  Moves.push_back(MachineMove(0, Dst, Src));
-}
-
 void SPUFrameLowering::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                                         RegScavenger *RS) const{
   // Mark LR and SP unused, since the prolog spills them to stack and
diff --git a/lib/Target/CellSPU/SPUFrameLowering.h b/lib/Target/CellSPU/SPUFrameLowering.h
index 4fee72d946..16789ddfc5 100644
--- a/lib/Target/CellSPU/SPUFrameLowering.h
+++ b/lib/Target/CellSPU/SPUFrameLowering.h
@@ -43,9 +43,6 @@ namespace llvm {
     void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                               RegScavenger *RS = NULL) const;
 
-    //! Perform target-specific stack frame setup.
-    void getInitialFrameState(std::vector<MachineMove> &Moves) const;
-
     //! Return a function's saved spill slots
     /*!
       For CellSPU, a function's saved spill slots is just the link register.
diff --git a/lib/Target/CellSPU/SPURegisterInfo.cpp b/lib/Target/CellSPU/SPURegisterInfo.cpp
index bb49e5ff1e..bbac6fd0be 100644
--- a/lib/Target/CellSPU/SPURegisterInfo.cpp
+++ b/lib/Target/CellSPU/SPURegisterInfo.cpp
@@ -25,7 +25,6 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/CodeGen/ValueTypes.h"
diff --git a/lib/Target/MBlaze/MBlazeRegisterInfo.cpp b/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
index 152e34c9fc..c82a84c48d 100644
--- a/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
+++ b/lib/Target/MBlaze/MBlazeRegisterInfo.cpp
@@ -25,7 +25,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
diff --git a/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp b/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
index 4acb128984..3a2ed8a762 100644
--- a/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
+++ b/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
@@ -13,6 +13,7 @@
 
 #include "MipsMCTargetDesc.h"
 #include "MipsMCAsmInfo.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCInstrInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
@@ -62,7 +63,17 @@ extern "C" void LLVMInitializeMipsMCSubtargetInfo() {
                                           createMipsMCSubtargetInfo);
 }
 
+static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
+  MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
+
+  MachineLocation Dst(MachineLocation::VirtualFP);
+  MachineLocation Src(Mips::SP, 0);
+  MAI->addInitialFrameState(0, Dst, Src);
+
+  return MAI;
+}
+
 extern "C" void LLVMInitializeMipsMCAsmInfo() {
-  RegisterMCAsmInfo<MipsMCAsmInfo> X(TheMipsTarget);
-  RegisterMCAsmInfo<MipsMCAsmInfo> Y(TheMipselTarget);
+  RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
+  RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
 }
diff --git a/lib/Target/Mips/MipsFrameLowering.cpp b/lib/Target/Mips/MipsFrameLowering.cpp
index a0f90a0d48..8b4e23876e 100644
--- a/lib/Target/Mips/MipsFrameLowering.cpp
+++ b/lib/Target/Mips/MipsFrameLowering.cpp
@@ -300,13 +300,6 @@ void MipsFrameLowering::emitEpilogue(MachineFunction &MF,
   }
 }
 
-void
-MipsFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves) const {
-  MachineLocation Dst(MachineLocation::VirtualFP);
-  MachineLocation Src(Mips::SP, 0);
-  Moves.push_back(MachineMove(0, Dst, Src));
-}
-
 void MipsFrameLowering::
 processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                      RegScavenger *RS) const {
diff --git a/lib/Target/Mips/MipsFrameLowering.h b/lib/Target/Mips/MipsFrameLowering.h
index 78c78eea5b..a778fde7a3 100644
--- a/lib/Target/Mips/MipsFrameLowering.h
+++ b/lib/Target/Mips/MipsFrameLowering.h
@@ -39,8 +39,6 @@ public:
 
   bool hasFP(const MachineFunction &MF) const;
 
-  void getInitialFrameState(std::vector<MachineMove> &Moves) const;
-  
   void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                             RegScavenger *RS) const;
 };
diff --git a/lib/Target/Mips/MipsRegisterInfo.cpp b/lib/Target/Mips/MipsRegisterInfo.cpp
index 0988bd5dad..94e84d764d 100644
--- a/lib/Target/Mips/MipsRegisterInfo.cpp
+++ b/lib/Target/Mips/MipsRegisterInfo.cpp
@@ -24,7 +24,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
index 3ac644d1fd..e651330a0e 100644
--- a/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
+++ b/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
@@ -13,6 +13,7 @@
 
 #include "PPCMCTargetDesc.h"
 #include "PPCMCAsmInfo.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCInstrInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
@@ -70,16 +71,25 @@ extern "C" void LLVMInitializePowerPCMCSubtargetInfo() {
                                           createPPCMCSubtargetInfo);
 }
 
-static MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) {
+static MCAsmInfo *createPPCMCAsmInfo(const Target &T, StringRef TT) {
   Triple TheTriple(TT);
   bool isPPC64 = TheTriple.getArch() == Triple::ppc64;
+
+  MCAsmInfo *MAI;
   if (TheTriple.isOSDarwin())
-    return new PPCMCAsmInfoDarwin(isPPC64);
-  return new PPCLinuxMCAsmInfo(isPPC64);
-  
+    MAI = new PPCMCAsmInfoDarwin(isPPC64);
+  else
+    MAI = new PPCLinuxMCAsmInfo(isPPC64);
+
+  // Initial state of the frame pointer is R1.
+  MachineLocation Dst(MachineLocation::VirtualFP);
+  MachineLocation Src(PPC::R1, 0);
+  MAI->addInitialFrameState(0, Dst, Src);
+
+  return MAI;
 }
 
 extern "C" void LLVMInitializePowerPCMCAsmInfo() {
-  RegisterMCAsmInfoFn C(ThePPC32Target, createMCAsmInfo);
-  RegisterMCAsmInfoFn D(ThePPC64Target, createMCAsmInfo);  
+  RegisterMCAsmInfoFn C(ThePPC32Target, createPPCMCAsmInfo);
+  RegisterMCAsmInfoFn D(ThePPC64Target, createPPCMCAsmInfo);  
 }
diff --git a/lib/Target/PowerPC/PPCFrameLowering.cpp b/lib/Target/PowerPC/PPCFrameLowering.cpp
index 375e000fe4..8dd6cbae64 100644
--- a/lib/Target/PowerPC/PPCFrameLowering.cpp
+++ b/lib/Target/PowerPC/PPCFrameLowering.cpp
@@ -712,13 +712,6 @@ void PPCFrameLowering::emitEpilogue(MachineFunction &MF,
   }
 }
 
-void PPCFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves) const {
-  // Initial state of the frame pointer is R1.
-  MachineLocation Dst(MachineLocation::VirtualFP);
-  MachineLocation Src(PPC::R1, 0);
-  Moves.push_back(MachineMove(0, Dst, Src));
-}
-
 static bool spillsCR(const MachineFunction &MF) {
   const PPCFunctionInfo *FuncInfo = MF.getInfo<PPCFunctionInfo>();
   return FuncInfo->isCRSpilled();
diff --git a/lib/Target/PowerPC/PPCFrameLowering.h b/lib/Target/PowerPC/PPCFrameLowering.h
index 0c18de1e2e..20faa71d41 100644
--- a/lib/Target/PowerPC/PPCFrameLowering.h
+++ b/lib/Target/PowerPC/PPCFrameLowering.h
@@ -40,7 +40,6 @@ public:
 
   bool hasFP(const MachineFunction &MF) const;
   bool needsFP(const MachineFunction &MF) const;
-  void getInitialFrameState(std::vector<MachineMove> &Moves) const;
 
   void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                             RegScavenger *RS = NULL) const;
diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index 65fc4cf1d9..c9c170e7dc 100644
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -28,7 +28,6 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/Target/TargetFrameLowering.h"
diff --git a/lib/Target/Sparc/SparcRegisterInfo.cpp b/lib/Target/Sparc/SparcRegisterInfo.cpp
index 56000c1ef9..8c1625148c 100644
--- a/lib/Target/Sparc/SparcRegisterInfo.cpp
+++ b/lib/Target/Sparc/SparcRegisterInfo.cpp
@@ -17,7 +17,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Type.h"
diff --git a/lib/Target/TargetAsmInfo.cpp b/lib/Target/TargetAsmInfo.cpp
index b25fff0f9b..3320bfbfa7 100644
--- a/lib/Target/TargetAsmInfo.cpp
+++ b/lib/Target/TargetAsmInfo.cpp
@@ -18,5 +18,4 @@ using namespace llvm;
 TargetAsmInfo::TargetAsmInfo(const TargetMachine &TM) {
   TLOF = &TM.getTargetLowering()->getObjFileLowering();
   TFI = TM.getFrameLowering();
-  TFI->getInitialFrameState(InitialFrameState);
 }
diff --git a/lib/Target/TargetFrameLowering.cpp b/lib/Target/TargetFrameLowering.cpp
index 19fd581c7d..122f8696e2 100644
--- a/lib/Target/TargetFrameLowering.cpp
+++ b/lib/Target/TargetFrameLowering.cpp
@@ -23,14 +23,6 @@ using namespace llvm;
 TargetFrameLowering::~TargetFrameLowering() {
 }
 
-/// getInitialFrameState - Returns a list of machine moves that are assumed
-/// on entry to a function.
-void
-TargetFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves)
-                                                                         const {
-  // Default is to do nothing.
-}
-
 /// getFrameIndexOffset - Returns the displacement from the frame register to
 /// the stack frame of the specified index. This is the default implementation
 /// which is overridden for some targets.
diff --git a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
index d46f7e28bc..a60b69f2fb 100644
--- a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
@@ -13,6 +13,7 @@
 
 #include "X86MCTargetDesc.h"
 #include "X86MCAsmInfo.h"
+#include "llvm/MC/MachineLocation.h"
 #include "llvm/MC/MCInstrInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
@@ -301,18 +302,35 @@ extern "C" void LLVMInitializeX86MCRegisterInfo() {
 
 static MCAsmInfo *createX86MCAsmInfo(const Target &T, StringRef TT) {
   Triple TheTriple(TT);
+  bool is64Bit = TheTriple.getArch() == Triple::x86_64;
 
+  MCAsmInfo *MAI;
   if (TheTriple.isOSDarwin() || TheTriple.getEnvironment() == Triple::MachO) {
-    if (TheTriple.getArch() == Triple::x86_64)
-      return new X86_64MCAsmInfoDarwin(TheTriple);
+    if (is64Bit)
+      MAI = new X86_64MCAsmInfoDarwin(TheTriple);
     else
-      return new X86MCAsmInfoDarwin(TheTriple);
+      MAI = new X86MCAsmInfoDarwin(TheTriple);
+  } else if (TheTriple.isOSWindows()) {
+    MAI = new X86MCAsmInfoCOFF(TheTriple);
+  } else {
+    MAI = new X86ELFMCAsmInfo(TheTriple);
   }
 
-  if (TheTriple.isOSWindows())
-    return new X86MCAsmInfoCOFF(TheTriple);
+  // Initialize initial frame state.
+  // Calculate amount of bytes used for return address storing
+  int stackGrowth = is64Bit ? -8 : -4;
 
-  return new X86ELFMCAsmInfo(TheTriple);
+  // Initial state of the frame pointer is esp+stackGrowth.
+  MachineLocation Dst(MachineLocation::VirtualFP);
+  MachineLocation Src(is64Bit ? X86::RSP : X86::ESP, stackGrowth);
+  MAI->addInitialFrameState(0, Dst, Src);
+
+  // Add return address to move list
+  MachineLocation CSDst(is64Bit ? X86::RSP : X86::ESP, stackGrowth);
+  MachineLocation CSSrc(is64Bit ? X86::RIP : X86::EIP);
+  MAI->addInitialFrameState(0, CSDst, CSSrc);
+
+  return MAI;
 }
 
 extern "C" void LLVMInitializeX86MCAsmInfo() {
diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp
index ed45a9a4c1..b97641f0b1 100644
--- a/lib/Target/X86/X86FrameLowering.cpp
+++ b/lib/Target/X86/X86FrameLowering.cpp
@@ -844,23 +844,6 @@ void X86FrameLowering::emitEpilogue(MachineFunction &MF,
   }
 }
 
-void
-X86FrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves) const {
-  // Calculate amount of bytes used for return address storing
-  int stackGrowth = (STI.is64Bit() ? -8 : -4);
-  const X86RegisterInfo *RI = TM.getRegisterInfo();
-
-  // Initial state of the frame pointer is esp+stackGrowth.
-  MachineLocation Dst(MachineLocation::VirtualFP);
-  MachineLocation Src(RI->getStackRegister(), stackGrowth);
-  Moves.push_back(MachineMove(0, Dst, Src));
-
-  // Add return address to move list
-  MachineLocation CSDst(RI->getStackRegister(), stackGrowth);
-  MachineLocation CSSrc(RI->getRARegister());
-  Moves.push_back(MachineMove(0, CSDst, CSSrc));
-}
-
 int X86FrameLowering::getFrameIndexOffset(const MachineFunction &MF, int FI) const {
   const X86RegisterInfo *RI =
     static_cast<const X86RegisterInfo*>(MF.getTarget().getRegisterInfo());
diff --git a/lib/Target/X86/X86FrameLowering.h b/lib/Target/X86/X86FrameLowering.h
index 14c31ed47c..a03ea76f50 100644
--- a/lib/Target/X86/X86FrameLowering.h
+++ b/lib/Target/X86/X86FrameLowering.h
@@ -57,7 +57,6 @@ public:
   bool hasFP(const MachineFunction &MF) const;
   bool hasReservedCallFrame(const MachineFunction &MF) const;
 
-  void getInitialFrameState(std::vector<MachineMove> &Moves) const;
   int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
 
   uint32_t getCompactUnwindEncoding(ArrayRef<MCCFIInstruction> Instrs,
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 3f1cc1a613..0e96991af9 100644
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -27,7 +27,6 @@
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/MC/MCAsmInfo.h"
diff --git a/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp b/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
index a29f160d41..104170c328 100644
--- a/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
+++ b/lib/Target/XCore/MCTargetDesc/XCoreMCTargetDesc.cpp
@@ -61,6 +61,17 @@ extern "C" void LLVMInitializeXCoreMCSubtargetInfo() {
                                           createXCoreMCSubtargetInfo);
 }
 
+static MCAsmInfo *createXCoreMCAsmInfo(const Target &T, StringRef TT) {
+  MCAsmInfo *MAI = new XCoreMCAsmInfo(T, TT);
+
+  // Initial state of the frame pointer is SP.
+  MachineLocation Dst(MachineLocation::VirtualFP);
+  MachineLocation Src(XCore::SP, 0);
+  MAI->addInitialFrameState(0, Dst, Src);
+
+  return MAI;
+}
+
 extern "C" void LLVMInitializeXCoreMCAsmInfo() {
-  RegisterMCAsmInfo<XCoreMCAsmInfo> X(TheXCoreTarget);
+  RegisterMCAsmInfoFn X(TheXCoreTarget, createXCoreMCAsmInfo);
 }
diff --git a/lib/Target/XCore/XCoreFrameLowering.cpp b/lib/Target/XCore/XCoreFrameLowering.cpp
index 057822074e..e4cbeb9cda 100644
--- a/lib/Target/XCore/XCoreFrameLowering.cpp
+++ b/lib/Target/XCore/XCoreFrameLowering.cpp
@@ -270,14 +270,6 @@ void XCoreFrameLowering::emitEpilogue(MachineFunction &MF,
   }
 }
 
-void XCoreFrameLowering::getInitialFrameState(std::vector<MachineMove> &Moves)
-                                                                        const {
-  // Initial state of the frame pointer is SP.
-  MachineLocation Dst(MachineLocation::VirtualFP);
-  MachineLocation Src(XCore::SP, 0);
-  Moves.push_back(MachineMove(0, Dst, Src));
-}
-
 bool XCoreFrameLowering::spillCalleeSavedRegisters(MachineBasicBlock &MBB,
                                                MachineBasicBlock::iterator MI,
                                         const std::vector<CalleeSavedInfo> &CSI,
diff --git a/lib/Target/XCore/XCoreFrameLowering.h b/lib/Target/XCore/XCoreFrameLowering.h
index 7da19f0deb..c591e93780 100644
--- a/lib/Target/XCore/XCoreFrameLowering.h
+++ b/lib/Target/XCore/XCoreFrameLowering.h
@@ -42,8 +42,6 @@ namespace llvm {
 
     bool hasFP(const MachineFunction &MF) const;
 
-    void getInitialFrameState(std::vector<MachineMove> &Moves) const;
-
     void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                               RegScavenger *RS = NULL) const;
 
diff --git a/lib/Target/XCore/XCoreInstrInfo.cpp b/lib/Target/XCore/XCoreInstrInfo.cpp
index f90481f3fb..2db70fcdd2 100644
--- a/lib/Target/XCore/XCoreInstrInfo.cpp
+++ b/lib/Target/XCore/XCoreInstrInfo.cpp
@@ -17,7 +17,6 @@
 #include "llvm/MC/MCContext.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/Target/TargetRegistry.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/Target/XCore/XCoreRegisterInfo.cpp b/lib/Target/XCore/XCoreRegisterInfo.cpp
index 0d5df743f8..1b78b373ff 100644
--- a/lib/Target/XCore/XCoreRegisterInfo.cpp
+++ b/lib/Target/XCore/XCoreRegisterInfo.cpp
@@ -17,7 +17,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineLocation.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"