1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCCTRLoops.cpp b/lib/Target/PowerPC/PPCCTRLoops.cpp
index d9f132363b..4224ae2d27 100644
--- a/lib/Target/PowerPC/PPCCTRLoops.cpp
+++ b/lib/Target/PowerPC/PPCCTRLoops.cpp
@@ -253,6 +253,12 @@ bool PPCCTRLoops::mightUseCTR(const Triple &TT, BasicBlock *BB) {
           case Intrinsic::sin:
           case Intrinsic::cos:
             return true;
+          case Intrinsic::copysign:
+            if (CI->getArgOperand(0)->getType()->getScalarType()->
+                isPPC_FP128Ty())
+              return true;
+            else
+              continue; // ISD::FCOPYSIGN is never a library call.
           case Intrinsic::sqrt:      Opcode = ISD::FSQRT;      break;
           case Intrinsic::floor:     Opcode = ISD::FFLOOR;     break;
           case Intrinsic::ceil:      Opcode = ISD::FCEIL;      break;