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-rw-r--r--lib/Target/PowerPC/PPCInstrInfo.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.cpp b/lib/Target/PowerPC/PPCInstrInfo.cpp
index ceb4d5044f..ec25239721 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.cpp
+++ b/lib/Target/PowerPC/PPCInstrInfo.cpp
@@ -46,6 +46,17 @@ bool PPC32InstrInfo::isMoveInstr(const MachineInstr& MI,
destReg = MI.getOperand(0).getReg();
return true;
}
+ } else if (oc == PPC::ORI) { // ori r1, r2, 0
+ assert(MI.getNumOperands() == 3 &&
+ MI.getOperand(0).isRegister() &&
+ MI.getOperand(1).isRegister() &&
+ MI.getOperand(2).isImmediate() &&
+ "invalid PPC ORI instruction!");
+ if (MI.getOperand(2).getImmedValue()==0) {
+ sourceReg = MI.getOperand(1).getReg();
+ destReg = MI.getOperand(0).getReg();
+ return true;
+ }
} else if (oc == PPC::FMR) { // fmr r1, r2
assert(MI.getNumOperands() == 2 &&
MI.getOperand(0).isRegister() &&