done

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

diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index bf7c87219835507287f3aa9c4caa7ba41d7d2c38..3737c0e79e7976a61295ed705da543fec5dac2ad 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -89,6 +89,8 @@ void X86RegisterInfo::storeRegToStackSlot(MachineBasicBlock &MBB,
     Opc = X86::MOVSDmr;
   } else if (RC == &X86::VR128RegClass) {
     Opc = X86::MOVAPSmr;
+  } else if (RC == &X86::VR64RegClass) {
+    Opc = X86::MMX_MOVQ64mr;
   } else {
     assert(0 && "Unknown regclass");
     abort();
@@ -122,6 +124,8 @@ void X86RegisterInfo::loadRegFromStackSlot(MachineBasicBlock &MBB,
     Opc = X86::MOVSDrm;
   } else if (RC == &X86::VR128RegClass) {
     Opc = X86::MOVAPSrm;
+  } else if (RC == &X86::VR64RegClass) {
+    Opc = X86::MMX_MOVQ64rm;
   } else {
     assert(0 && "Unknown regclass");
     abort();
@@ -154,6 +158,8 @@ void X86RegisterInfo::copyRegToReg(MachineBasicBlock &MBB,
     Opc = X86::FsMOVAPDrr;
   } else if (RC == &X86::VR128RegClass) {
     Opc = X86::MOVAPSrr;
+  } else if (RC == &X86::VR64RegClass) {
+    Opc = X86::MMX_MOVQ64rr;
   } else {
     assert(0 && "Unknown regclass");
     abort();
@@ -161,6 +167,16 @@ void X86RegisterInfo::copyRegToReg(MachineBasicBlock &MBB,
   BuildMI(MBB, MI, TII.get(Opc), DestReg).addReg(SrcReg);
 }
 
+
+void X86RegisterInfo::reMaterialize(MachineBasicBlock &MBB,
+                                    MachineBasicBlock::iterator I,
+                                    unsigned DestReg,
+                                    const MachineInstr *Orig) const {
+  MachineInstr *MI = Orig->clone();
+  MI->getOperand(0).setReg(DestReg);
+  MBB.insert(I, MI);
+}
+
 static MachineInstr *FuseTwoAddrInst(unsigned Opcode, unsigned FrameIndex,
                                      MachineInstr *MI,
                                      const TargetInstrInfo &TII) {