diff options
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index aa221fbda3..b0fa74d8c2 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -914,9 +914,15 @@ SDOperand X86TargetLowering::LowerOperation(SDOperand Op, SelectionDAG &DAG) { DAG.getSrcValue(NULL)); } case ISD::READCYCLECOUNTER: { - SDOperand rd = DAG.getNode(X86ISD::RDTSC_DAG, MVT::Other, Op.getOperand(0)); - SDOperand Lo = DAG.getCopyFromReg(rd, X86::EAX, MVT::i32); - SDOperand Hi = DAG.getCopyFromReg(rd, X86::EDX, MVT::i32); + std::vector<MVT::ValueType> Tys; + Tys.push_back(MVT::Other); + Tys.push_back(MVT::Flag); + std::vector<SDOperand> Ops; + Ops.push_back(Op.getOperand(0)); + SDOperand rd = DAG.getNode(X86ISD::RDTSC_DAG, Tys, Ops); + SDOperand Lo = DAG.getCopyFromReg(rd, X86::EAX, MVT::i32, rd.getValue(1)); + SDOperand Hi = DAG.getCopyFromReg(Lo.getValue(1), X86::EDX, + MVT::i32, Lo.getValue(2)); return DAG.getNode(ISD::BUILD_PAIR, MVT::i64, Lo, Hi); } } |