Added MRegisterInfo hook to re-materialize an instruction.

[oota-llvm.git] / lib / Target / X86 / X86RegisterInfo.h

diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index 551661607dbcef7e6106ae52453f0cfe7f058d1f..dbf7bf03d208864aae1763819932aced221876f3 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -58,6 +58,9 @@ public:
                     MachineBasicBlock::iterator MI,
                     unsigned DestReg, unsigned SrcReg,
                     const TargetRegisterClass *RC) const;
+ 
+  void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
+                     unsigned DestReg, const MachineInstr *Orig) const;
 
   /// foldMemoryOperand - If this target supports it, fold a load or store of
   /// the specified stack slot into the specified machine instruction for the
@@ -90,7 +93,8 @@ public:
                                      MachineBasicBlock &MBB,
                                      MachineBasicBlock::iterator MI) const;
 
-  void eliminateFrameIndex(MachineBasicBlock::iterator MI) const;
+  void eliminateFrameIndex(MachineBasicBlock::iterator MI,
+                           RegScavenger *RS = NULL) const;
 
   void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;