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-rw-r--r--lib/Target/PowerPC/PPCInstrInfo.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.cpp b/lib/Target/PowerPC/PPCInstrInfo.cpp
index ec25239721..d8f008a1fe 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.cpp
+++ b/lib/Target/PowerPC/PPCInstrInfo.cpp
@@ -65,6 +65,14 @@ bool PPC32InstrInfo::isMoveInstr(const MachineInstr& MI,
sourceReg = MI.getOperand(1).getReg();
destReg = MI.getOperand(0).getReg();
return true;
+ } else if (oc == PPC::MCRF) { // mcrf cr1, cr2
+ assert(MI.getNumOperands() == 2 &&
+ MI.getOperand(0).isRegister() &&
+ MI.getOperand(1).isRegister() &&
+ "invalid PPC MCRF instruction");
+ sourceReg = MI.getOperand(1).getReg();
+ destReg = MI.getOperand(0).getReg();
+ return true;
}
return false;
}