Move isLoadFrom/StoreToStackSlot from MRegisterInfo to TargetInstrInfo,a far more...

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

diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 1c0ec8b2cfff69261a20941ec8ec2b4544f3e587..ceb0f3f2a3fe13f88982d9cd244d3d6c261b0c58 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -116,52 +116,6 @@ void X86RegisterInfo::copyRegToReg(MachineBasicBlock &MBB,
   BuildMI(MBB, MI, Opc, 1, DestReg).addReg(SrcReg);
 }
 
-unsigned X86RegisterInfo::isLoadFromStackSlot(MachineInstr *MI, 
-                                              int &FrameIndex) const {
-  switch (MI->getOpcode()) {
-  default: break;
-  case X86::MOV8rm:
-  case X86::MOV16rm:
-  case X86::MOV32rm:
-  case X86::FpLD64m:
-  case X86::MOVSSrm:
-  case X86::MOVSDrm:
-    if (MI->getOperand(1).isFrameIndex() && MI->getOperand(2).isImmediate() &&
-        MI->getOperand(3).isRegister() && MI->getOperand(4).isImmediate() &&
-        MI->getOperand(2).getImmedValue() == 1 &&
-        MI->getOperand(3).getReg() == 0 &&
-        MI->getOperand(4).getImmedValue() == 0) {
-      FrameIndex = MI->getOperand(1).getFrameIndex();
-      return MI->getOperand(0).getReg();
-    }
-    break;
-  }
-  return 0;
-}
-
-unsigned X86RegisterInfo::isStoreToStackSlot(MachineInstr *MI, 
-                                             int &FrameIndex) const {
-  switch (MI->getOpcode()) {
-  default: break;
-  case X86::MOV8mr:
-  case X86::MOV16mr:
-  case X86::MOV32mr:
-  case X86::FpSTP64m:
-  case X86::MOVSSmr:
-  case X86::MOVSDmr:
-    if (MI->getOperand(0).isFrameIndex() && MI->getOperand(1).isImmediate() &&
-        MI->getOperand(2).isRegister() && MI->getOperand(3).isImmediate() &&
-        MI->getOperand(3).getImmedValue() == 1 &&
-        MI->getOperand(4).getReg() == 0 &&
-        MI->getOperand(5).getImmedValue() == 0) {
-      FrameIndex = MI->getOperand(1).getFrameIndex();
-      return MI->getOperand(4).getReg();
-    }
-    break;
-  }
-  return 0;
-}
-
 
 static MachineInstr *MakeMInst(unsigned Opcode, unsigned FrameIndex,
                                MachineInstr *MI) {