diff options
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelLowering.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp index 29c072a6cc9..9cfb06b00c4 100644 --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -9068,7 +9068,7 @@ static SDValue PerformXORCombine(SDNode *N, // their position in "to" (Rd). static SDValue ParseBFI(SDNode *N, APInt &ToMask, APInt &FromMask) { assert(N->getOpcode() == ARMISD::BFI); - + SDValue From = N->getOperand(1); ToMask = ~cast<ConstantSDNode>(N->getOperand(2))->getAPIntValue(); FromMask = APInt::getLowBitsSet(ToMask.getBitWidth(), ToMask.countPopulation()); @@ -9129,7 +9129,7 @@ static SDValue FindBFIToCombineWith(SDNode *N) { if (BitsProperlyConcatenate(NewToMask, ToMask) && BitsProperlyConcatenate(NewFromMask, FromMask)) return V; - + // We've seen a write to some bits, so track it. CombinedToMask |= NewToMask; // Keep going... @@ -9176,7 +9176,7 @@ static SDValue PerformBFICombine(SDNode *N, SDValue From2 = ParseBFI(CombineBFI.getNode(), ToMask2, FromMask2); assert(From1 == From2); (void)From2; - + // First, unlink CombineBFI. DCI.DAG.ReplaceAllUsesWith(CombineBFI, CombineBFI.getOperand(0)); // Then create a new BFI, combining the two together. |
