diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index e1775d5cb53..7ceab40c1a5 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -236,6 +236,16 @@ public: } ReplacedNode(Old); } + + void ReplaceNodeWithValue(SDValue Old, SDValue New) { + LLVM_DEBUG(dbgs() << " ... replacing: "; Old->dump(&DAG); + dbgs() << " with: "; New->dump(&DAG)); + + DAG.ReplaceAllUsesOfValueWith(Old, New); + if (UpdatedNodes) + UpdatedNodes->insert(New.getNode()); + ReplacedNode(Old.getNode()); + } }; } // end anonymous namespace @@ -2880,10 +2890,27 @@ bool SelectionDAGLegalize::ExpandNode(SDNode *Node) { if (TLI.expandFP_TO_SINT(Node, Tmp1, DAG)) Results.push_back(Tmp1); break; + case ISD::STRICT_FP_TO_SINT: + if (TLI.expandFP_TO_SINT(Node, Tmp1, DAG)) { + ReplaceNode(Node, Tmp1.getNode()); + LLVM_DEBUG(dbgs() << "Successfully expanded STRICT_FP_TO_SINT node\n"); + return true; + } + break; case ISD::FP_TO_UINT: - if (TLI.expandFP_TO_UINT(Node, Tmp1, DAG)) + if (TLI.expandFP_TO_UINT(Node, Tmp1, Tmp2, DAG)) Results.push_back(Tmp1); break; + case ISD::STRICT_FP_TO_UINT: + if (TLI.expandFP_TO_UINT(Node, Tmp1, Tmp2, DAG)) { + // Relink the chain. + DAG.ReplaceAllUsesOfValueWith(SDValue(Node,1), Tmp2); + // Replace the new UINT result. + ReplaceNodeWithValue(SDValue(Node, 0), Tmp1); + LLVM_DEBUG(dbgs() << "Successfully expanded STRICT_FP_TO_UINT node\n"); + return true; + } + break; case ISD::LROUND: Results.push_back(ExpandArgFPLibCall(Node, RTLIB::LROUND_F32, RTLIB::LROUND_F64, RTLIB::LROUND_F80, |
