1 files changed, 17 insertions, 1 deletions
diff --git a/lib/Target/R600/SIInstrInfo.cpp b/lib/Target/R600/SIInstrInfo.cpp
index 3b816bb2367..21510bf54c5 100644
--- a/lib/Target/R600/SIInstrInfo.cpp
+++ b/lib/Target/R600/SIInstrInfo.cpp
@@ -530,7 +530,23 @@ bool SIInstrInfo::moveToVALU(MachineInstr &MI) const {
   MachineRegisterInfo &MRI = MI.getParent()->getParent()->getRegInfo();
 
   // Use the new VALU Opcode;
-  MI.setDesc(get(NewOpcode));
+  const MCInstrDesc &NewDesc = get(NewOpcode);
+  MI.setDesc(NewDesc);
+
+  // Add the implict and explicit register definitions
+  if (NewDesc.ImplicitUses) {
+    for (unsigned i = 0; NewDesc.ImplicitUses[i]; ++i) {
+      MI.addOperand(MachineOperand::CreateReg(NewDesc.ImplicitUses[i],
+                                              false, true));
+    }
+  }
+
+  if (NewDesc.ImplicitDefs) {
+    for (unsigned i = 0; NewDesc.ImplicitDefs[i]; ++i) {
+      MI.addOperand(MachineOperand::CreateReg(NewDesc.ImplicitDefs[i],
+                                              true, true));
+    }
+  }
 
   // Update the destination register class
   const TargetRegisterClass *NewDstRC = getOpRegClass(MI, 0);