ADDI can take several forms, including:
addi r1, r2, 0
addi r1, <frame index #n>, 0
so we must check for the second parameter being a register for this instruction
to be considered a reg-to-reg copy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15244 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PowerPCInstrInfo.cpp b/lib/Target/PowerPC/PowerPCInstrInfo.cpp
index e7354cd..ba14b36 100644
--- a/lib/Target/PowerPC/PowerPCInstrInfo.cpp
+++ b/lib/Target/PowerPC/PowerPCInstrInfo.cpp
@@ -40,10 +40,9 @@
} else if (oc == PPC32::ADDI) { // addi r1, r2, 0
assert(MI.getNumOperands() == 3 &&
MI.getOperand(0).isRegister() &&
- MI.getOperand(1).isRegister() &&
MI.getOperand(2).isImmediate() &&
"invalid PPC32 ADDI instruction!");
- if (MI.getOperand(2).getImmedValue() == 0) {
+ if (MI.getOperand(1).isRegister() && MI.getOperand(2).getImmedValue()==0) {
sourceReg = MI.getOperand(1).getReg();
destReg = MI.getOperand(0).getReg();
return true;