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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2010-03-14 18:42:24 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2010-03-14 18:42:24 +0000 |
| commit | 927411b7ce0b7852fe4f392d8cd4faaa3881f852 (patch) | |
| tree | 6a550f1384f46841a11cfc39d0f2d4347a746e33 /lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | |
| parent | be5b032e4b06ae001098856c2dc4ebca41528132 (diff) | |
| download | external_llvm-927411b7ce0b7852fe4f392d8cd4faaa3881f852.zip external_llvm-927411b7ce0b7852fe4f392d8cd4faaa3881f852.tar.gz external_llvm-927411b7ce0b7852fe4f392d8cd4faaa3881f852.tar.bz2 | |
Make default expansion for FP16 <-> FP32 nodes into libcalls
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98501 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index a3175e8..b5af2c1 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -851,6 +851,8 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) { case ISD::MERGE_VALUES: case ISD::EH_RETURN: case ISD::FRAME_TO_ARGS_OFFSET: + case ISD::FP16_TO_FP32: + case ISD::FP32_TO_FP16: // These operations lie about being legal: when they claim to be legal, // they should actually be expanded. Action = TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0)); @@ -2636,6 +2638,12 @@ void SelectionDAGLegalize::ExpandNode(SDNode *Node, Results.push_back(ExpandFPLibCall(Node, RTLIB::REM_F32, RTLIB::REM_F64, RTLIB::REM_F80, RTLIB::REM_PPCF128)); break; + case ISD::FP16_TO_FP32: + Results.push_back(ExpandLibCall(RTLIB::FPEXT_F16_F32, Node, false)); + break; + case ISD::FP32_TO_FP16: + Results.push_back(ExpandLibCall(RTLIB::FPROUND_F32_F16, Node, false)); + break; case ISD::ConstantFP: { ConstantFPSDNode *CFP = cast<ConstantFPSDNode>(Node); // Check to see if this FP immediate is already legal. |