diff options
| -rw-r--r-- | llvm/include/llvm/CodeGen/SelectionDAGNodes.h | 5 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 7 |
2 files changed, 10 insertions, 2 deletions
diff --git a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h index dada28eb566..e562ffcefd7 100644 --- a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h +++ b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h @@ -1708,13 +1708,14 @@ public: /// This SDNode is used for LIFETIME_START/LIFETIME_END values, which indicate /// the offet and size that are started/ended in the underlying FrameIndex. class LifetimeSDNode : public SDNode { + friend class SelectionDAG; int64_t Size; int64_t Offset; // -1 if offset is unknown. -public: + LifetimeSDNode(unsigned Opcode, unsigned Order, const DebugLoc &dl, SDVTList VTs, int64_t Size, int64_t Offset) : SDNode(Opcode, Order, dl, VTs), Size(Size), Offset(Offset) {} - +public: int64_t getFrameIndex() const { return cast<FrameIndexSDNode>(getOperand(1))->getIndex(); } diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 6648d1b089e..3cd08271f26 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -517,6 +517,13 @@ static void AddNodeIDCustom(FoldingSetNodeID &ID, const SDNode *N) { case ISD::TargetFrameIndex: ID.AddInteger(cast<FrameIndexSDNode>(N)->getIndex()); break; + case ISD::LIFETIME_START: + case ISD::LIFETIME_END: + if (cast<LifetimeSDNode>(N)->hasOffset()) { + ID.AddInteger(cast<LifetimeSDNode>(N)->getSize()); + ID.AddInteger(cast<LifetimeSDNode>(N)->getOffset()); + } + break; case ISD::JumpTable: case ISD::TargetJumpTable: ID.AddInteger(cast<JumpTableSDNode>(N)->getIndex()); |
