diff options
Diffstat (limited to 'lib/CodeGen')
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp | 1 | ||||
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp | 1 | ||||
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeTypes.h | 1 | ||||
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp | 17 |
4 files changed, 20 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp index 452d442..8b5094d 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp @@ -575,6 +575,7 @@ void DAGTypeLegalizer::ExpandFloatResult(SDNode *N, unsigned ResNo) { case ISD::BUILD_PAIR: ExpandRes_BUILD_PAIR(N, Lo, Hi); break; case ISD::EXTRACT_ELEMENT: ExpandRes_EXTRACT_ELEMENT(N, Lo, Hi); break; case ISD::EXTRACT_VECTOR_ELT: ExpandRes_EXTRACT_VECTOR_ELT(N, Lo, Hi); break; + case ISD::VAARG: ExpandRes_VAARG(N, Lo, Hi); break; case ISD::ConstantFP: ExpandFloatRes_ConstantFP(N, Lo, Hi); break; case ISD::FABS: ExpandFloatRes_FABS(N, Lo, Hi); break; diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp index 801598e..e0ea233 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp @@ -960,6 +960,7 @@ void DAGTypeLegalizer::ExpandIntegerResult(SDNode *N, unsigned ResNo) { case ISD::BUILD_PAIR: ExpandRes_BUILD_PAIR(N, Lo, Hi); break; case ISD::EXTRACT_ELEMENT: ExpandRes_EXTRACT_ELEMENT(N, Lo, Hi); break; case ISD::EXTRACT_VECTOR_ELT: ExpandRes_EXTRACT_VECTOR_ELT(N, Lo, Hi); break; + case ISD::VAARG: ExpandRes_VAARG(N, Lo, Hi); break; case ISD::ANY_EXTEND: ExpandIntRes_ANY_EXTEND(N, Lo, Hi); break; case ISD::AssertSext: ExpandIntRes_AssertSext(N, Lo, Hi); break; diff --git a/lib/CodeGen/SelectionDAG/LegalizeTypes.h b/lib/CodeGen/SelectionDAG/LegalizeTypes.h index da358d4..610c2da 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeTypes.h +++ b/lib/CodeGen/SelectionDAG/LegalizeTypes.h @@ -516,6 +516,7 @@ private: void ExpandRes_EXTRACT_ELEMENT (SDNode *N, SDValue &Lo, SDValue &Hi); void ExpandRes_EXTRACT_VECTOR_ELT(SDNode *N, SDValue &Lo, SDValue &Hi); void ExpandRes_NormalLoad (SDNode *N, SDValue &Lo, SDValue &Hi); + void ExpandRes_VAARG (SDNode *N, SDValue &Lo, SDValue &Hi); // Generic Operand Expansion. SDValue ExpandOp_BIT_CONVERT (SDNode *N); diff --git a/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp b/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp index bf86ce2..0a62956 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp @@ -171,6 +171,23 @@ void DAGTypeLegalizer::ExpandRes_NormalLoad(SDNode *N, SDValue &Lo, ReplaceValueWith(SDValue(N, 1), Chain); } +void DAGTypeLegalizer::ExpandRes_VAARG(SDNode *N, SDValue &Lo, SDValue &Hi) { + MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); + SDValue Chain = N->getOperand(0); + SDValue Ptr = N->getOperand(1); + + Lo = DAG.getVAArg(NVT, Chain, Ptr, N->getOperand(2)); + Hi = DAG.getVAArg(NVT, Lo.getValue(1), Ptr, N->getOperand(2)); + + // Handle endianness of the load. + if (TLI.isBigEndian()) + std::swap(Lo, Hi); + + // Modified the chain - switch anything that used the old chain to use + // the new one. + ReplaceValueWith(SDValue(N, 1), Hi.getValue(1)); +} + //===--------------------------------------------------------------------===// // Generic Operand Expansion. |