diff options
Diffstat (limited to 'lib/Target/ARM/ARMISelLowering.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 2bcc707e9fc3..e42514acd76f 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -7580,6 +7580,9 @@ static SDValue createGPRPairNode(SelectionDAG &DAG, SDValue V) { SDValue VHi = DAG.getAnyExtOrTrunc( DAG.getNode(ISD::SRL, dl, MVT::i64, V, DAG.getConstant(32, dl, MVT::i32)), dl, MVT::i32); + bool isBigEndian = DAG.getDataLayout().isBigEndian(); + if (isBigEndian) + std::swap (VLo, VHi); SDValue RegClass = DAG.getTargetConstant(ARM::GPRPairRegClassID, dl, MVT::i32); SDValue SubReg0 = DAG.getTargetConstant(ARM::gsub_0, dl, MVT::i32); @@ -7607,10 +7610,14 @@ static void ReplaceCMP_SWAP_64Results(SDNode *N, MemOp[0] = cast<MemSDNode>(N)->getMemOperand(); cast<MachineSDNode>(CmpSwap)->setMemRefs(MemOp, MemOp + 1); - Results.push_back(DAG.getTargetExtractSubreg(ARM::gsub_0, SDLoc(N), MVT::i32, - SDValue(CmpSwap, 0))); - Results.push_back(DAG.getTargetExtractSubreg(ARM::gsub_1, SDLoc(N), MVT::i32, - SDValue(CmpSwap, 0))); + bool isBigEndian = DAG.getDataLayout().isBigEndian(); + + Results.push_back( + DAG.getTargetExtractSubreg(isBigEndian ? ARM::gsub_1 : ARM::gsub_0, + SDLoc(N), MVT::i32, SDValue(CmpSwap, 0))); + Results.push_back( + DAG.getTargetExtractSubreg(isBigEndian ? ARM::gsub_0 : ARM::gsub_1, + SDLoc(N), MVT::i32, SDValue(CmpSwap, 0))); Results.push_back(SDValue(CmpSwap, 2)); } |