diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp index 35a7c7cedd..3a4b3de0d1 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp @@ -79,6 +79,7 @@ void DAGTypeLegalizer::SoftenFloatResult(SDNode *N, unsigned ResNo) { case ISD::FNEG: R = SoftenFloatRes_FNEG(N); break; case ISD::FP_EXTEND: R = SoftenFloatRes_FP_EXTEND(N); break; case ISD::FP_ROUND: R = SoftenFloatRes_FP_ROUND(N); break; + case ISD::FP16_TO_FP32:R = SoftenFloatRes_FP16_TO_FP32(N); break; case ISD::FPOW: R = SoftenFloatRes_FPOW(N); break; case ISD::FPOWI: R = SoftenFloatRes_FPOWI(N); break; case ISD::FREM: R = SoftenFloatRes_FREM(N); break; @@ -332,6 +333,14 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FP_EXTEND(SDNode *N) { return MakeLibCall(LC, NVT, &Op, 1, false, N->getDebugLoc()); } +// FIXME: Should we just use 'normal' FP_EXTEND / FP_TRUNC instead of special +// nodes? +SDValue DAGTypeLegalizer::SoftenFloatRes_FP16_TO_FP32(SDNode *N) { + EVT NVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0)); + SDValue Op = N->getOperand(0); + return MakeLibCall(RTLIB::FPEXT_F16_F32, NVT, &Op, 1, false, N->getDebugLoc()); +} + SDValue DAGTypeLegalizer::SoftenFloatRes_FP_ROUND(SDNode *N) { EVT NVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0)); SDValue Op = N->getOperand(0); @@ -548,6 +557,7 @@ bool DAGTypeLegalizer::SoftenFloatOperand(SDNode *N, unsigned OpNo) { case ISD::FP_ROUND: Res = SoftenFloatOp_FP_ROUND(N); break; case ISD::FP_TO_SINT: Res = SoftenFloatOp_FP_TO_SINT(N); break; case ISD::FP_TO_UINT: Res = SoftenFloatOp_FP_TO_UINT(N); break; + case ISD::FP32_TO_FP16:Res = SoftenFloatOp_FP32_TO_FP16(N); break; case ISD::SELECT_CC: Res = SoftenFloatOp_SELECT_CC(N); break; case ISD::SETCC: Res = SoftenFloatOp_SETCC(N); break; case ISD::STORE: Res = SoftenFloatOp_STORE(N, OpNo); break; @@ -704,6 +714,13 @@ SDValue DAGTypeLegalizer::SoftenFloatOp_FP_TO_UINT(SDNode *N) { return MakeLibCall(LC, RVT, &Op, 1, false, N->getDebugLoc()); } +SDValue DAGTypeLegalizer::SoftenFloatOp_FP32_TO_FP16(SDNode *N) { + EVT RVT = N->getValueType(0); + RTLIB::Libcall LC = RTLIB::FPROUND_F32_F16; + SDValue Op = GetSoftenedFloat(N->getOperand(0)); + return MakeLibCall(LC, RVT, &Op, 1, false, N->getDebugLoc()); +} + SDValue DAGTypeLegalizer::SoftenFloatOp_SELECT_CC(SDNode *N) { SDValue NewLHS = N->getOperand(0), NewRHS = N->getOperand(1); ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(4))->get(); |