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mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 19:23:23 +01:00

Refactor the code to grab the low and high parts of a value

using EXTRACT_ELEMENT into a utility function.

llvm-svn: 70056
This commit is contained in:
Dan Gohman 2009-04-25 17:55:53 +00:00
parent d13f1a3b59
commit 1031d09a38
4 changed files with 38 additions and 126 deletions

View File

@ -860,12 +860,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FADD(SDNode *N, SDValue &Lo,
RTLIB::ADD_F32, RTLIB::ADD_F64, RTLIB::ADD_F32, RTLIB::ADD_F64,
RTLIB::ADD_F80, RTLIB::ADD_PPCF128), RTLIB::ADD_F80, RTLIB::ADD_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FCEIL(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FCEIL(SDNode *N,
@ -874,12 +869,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FCEIL(SDNode *N,
RTLIB::CEIL_F32, RTLIB::CEIL_F64, RTLIB::CEIL_F32, RTLIB::CEIL_F64,
RTLIB::CEIL_F80, RTLIB::CEIL_PPCF128), RTLIB::CEIL_F80, RTLIB::CEIL_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FCOS(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FCOS(SDNode *N,
@ -888,12 +878,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FCOS(SDNode *N,
RTLIB::COS_F32, RTLIB::COS_F64, RTLIB::COS_F32, RTLIB::COS_F64,
RTLIB::COS_F80, RTLIB::COS_PPCF128), RTLIB::COS_F80, RTLIB::COS_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FDIV(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandFloatRes_FDIV(SDNode *N, SDValue &Lo,
@ -906,12 +891,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FDIV(SDNode *N, SDValue &Lo,
RTLIB::DIV_PPCF128), RTLIB::DIV_PPCF128),
N->getValueType(0), Ops, 2, false, N->getValueType(0), Ops, 2, false,
N->getDebugLoc()); N->getDebugLoc());
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FEXP(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FEXP(SDNode *N,
@ -920,12 +900,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FEXP(SDNode *N,
RTLIB::EXP_F32, RTLIB::EXP_F64, RTLIB::EXP_F32, RTLIB::EXP_F64,
RTLIB::EXP_F80, RTLIB::EXP_PPCF128), RTLIB::EXP_F80, RTLIB::EXP_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FEXP2(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FEXP2(SDNode *N,
@ -934,12 +909,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FEXP2(SDNode *N,
RTLIB::EXP2_F32, RTLIB::EXP2_F64, RTLIB::EXP2_F32, RTLIB::EXP2_F64,
RTLIB::EXP2_F80, RTLIB::EXP2_PPCF128), RTLIB::EXP2_F80, RTLIB::EXP2_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FFLOOR(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FFLOOR(SDNode *N,
@ -948,12 +918,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FFLOOR(SDNode *N,
RTLIB::FLOOR_F32,RTLIB::FLOOR_F64, RTLIB::FLOOR_F32,RTLIB::FLOOR_F64,
RTLIB::FLOOR_F80,RTLIB::FLOOR_PPCF128), RTLIB::FLOOR_F80,RTLIB::FLOOR_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FLOG(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FLOG(SDNode *N,
@ -962,12 +927,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FLOG(SDNode *N,
RTLIB::LOG_F32, RTLIB::LOG_F64, RTLIB::LOG_F32, RTLIB::LOG_F64,
RTLIB::LOG_F80, RTLIB::LOG_PPCF128), RTLIB::LOG_F80, RTLIB::LOG_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FLOG2(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FLOG2(SDNode *N,
@ -976,12 +936,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FLOG2(SDNode *N,
RTLIB::LOG2_F32, RTLIB::LOG2_F64, RTLIB::LOG2_F32, RTLIB::LOG2_F64,
RTLIB::LOG2_F80, RTLIB::LOG2_PPCF128), RTLIB::LOG2_F80, RTLIB::LOG2_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FLOG10(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FLOG10(SDNode *N,
@ -990,12 +945,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FLOG10(SDNode *N,
RTLIB::LOG10_F32,RTLIB::LOG10_F64, RTLIB::LOG10_F32,RTLIB::LOG10_F64,
RTLIB::LOG10_F80,RTLIB::LOG10_PPCF128), RTLIB::LOG10_F80,RTLIB::LOG10_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FMUL(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandFloatRes_FMUL(SDNode *N, SDValue &Lo,
@ -1008,12 +958,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FMUL(SDNode *N, SDValue &Lo,
RTLIB::MUL_PPCF128), RTLIB::MUL_PPCF128),
N->getValueType(0), Ops, 2, false, N->getValueType(0), Ops, 2, false,
N->getDebugLoc()); N->getDebugLoc());
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FNEARBYINT(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FNEARBYINT(SDNode *N,
@ -1024,12 +969,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FNEARBYINT(SDNode *N,
RTLIB::NEARBYINT_F80, RTLIB::NEARBYINT_F80,
RTLIB::NEARBYINT_PPCF128), RTLIB::NEARBYINT_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FNEG(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandFloatRes_FNEG(SDNode *N, SDValue &Lo,
@ -1053,12 +993,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FPOW(SDNode *N,
RTLIB::POW_F32, RTLIB::POW_F64, RTLIB::POW_F32, RTLIB::POW_F64,
RTLIB::POW_F80, RTLIB::POW_PPCF128), RTLIB::POW_F80, RTLIB::POW_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FPOWI(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FPOWI(SDNode *N,
@ -1067,12 +1002,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FPOWI(SDNode *N,
RTLIB::POWI_F32, RTLIB::POWI_F64, RTLIB::POWI_F32, RTLIB::POWI_F64,
RTLIB::POWI_F80, RTLIB::POWI_PPCF128), RTLIB::POWI_F80, RTLIB::POWI_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FRINT(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FRINT(SDNode *N,
@ -1081,12 +1011,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FRINT(SDNode *N,
RTLIB::RINT_F32, RTLIB::RINT_F64, RTLIB::RINT_F32, RTLIB::RINT_F64,
RTLIB::RINT_F80, RTLIB::RINT_PPCF128), RTLIB::RINT_F80, RTLIB::RINT_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FSIN(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FSIN(SDNode *N,
@ -1095,12 +1020,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FSIN(SDNode *N,
RTLIB::SIN_F32, RTLIB::SIN_F64, RTLIB::SIN_F32, RTLIB::SIN_F64,
RTLIB::SIN_F80, RTLIB::SIN_PPCF128), RTLIB::SIN_F80, RTLIB::SIN_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FSQRT(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FSQRT(SDNode *N,
@ -1109,12 +1029,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FSQRT(SDNode *N,
RTLIB::SQRT_F32, RTLIB::SQRT_F64, RTLIB::SQRT_F32, RTLIB::SQRT_F64,
RTLIB::SQRT_F80, RTLIB::SQRT_PPCF128), RTLIB::SQRT_F80, RTLIB::SQRT_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FSUB(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandFloatRes_FSUB(SDNode *N, SDValue &Lo,
@ -1127,12 +1042,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FSUB(SDNode *N, SDValue &Lo,
RTLIB::SUB_PPCF128), RTLIB::SUB_PPCF128),
N->getValueType(0), Ops, 2, false, N->getValueType(0), Ops, 2, false,
N->getDebugLoc()); N->getDebugLoc());
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_FTRUNC(SDNode *N, void DAGTypeLegalizer::ExpandFloatRes_FTRUNC(SDNode *N,
@ -1141,12 +1051,7 @@ void DAGTypeLegalizer::ExpandFloatRes_FTRUNC(SDNode *N,
RTLIB::TRUNC_F32, RTLIB::TRUNC_F64, RTLIB::TRUNC_F32, RTLIB::TRUNC_F64,
RTLIB::TRUNC_F80, RTLIB::TRUNC_PPCF128), RTLIB::TRUNC_F80, RTLIB::TRUNC_PPCF128),
N, false); N, false);
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0)); GetPairElements(Call, Lo, Hi);
DebugLoc dl = N->getDebugLoc();
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Call,
DAG.getIntPtrConstant(1));
} }
void DAGTypeLegalizer::ExpandFloatRes_LOAD(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandFloatRes_LOAD(SDNode *N, SDValue &Lo,
@ -1214,10 +1119,7 @@ void DAGTypeLegalizer::ExpandFloatRes_XINT_TO_FP(SDNode *N, SDValue &Lo,
assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported XINT_TO_FP!"); assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported XINT_TO_FP!");
Hi = MakeLibCall(LC, VT, &Src, 1, true, dl); Hi = MakeLibCall(LC, VT, &Src, 1, true, dl);
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Hi, GetPairElements(Hi, Lo, Hi);
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Hi,
DAG.getIntPtrConstant(1));
} }
if (isSigned) if (isSigned)
@ -1252,8 +1154,7 @@ void DAGTypeLegalizer::ExpandFloatRes_XINT_TO_FP(SDNode *N, SDValue &Lo,
MVT::ppcf128)); MVT::ppcf128));
Lo = DAG.getNode(ISD::SELECT_CC, dl, VT, Src, DAG.getConstant(0, SrcVT), Lo = DAG.getNode(ISD::SELECT_CC, dl, VT, Src, DAG.getConstant(0, SrcVT),
Lo, Hi, DAG.getCondCode(ISD::SETLT)); Lo, Hi, DAG.getCondCode(ISD::SETLT));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Lo, DAG.getIntPtrConstant(1)); GetPairElements(Lo, Lo, Hi);
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Lo, DAG.getIntPtrConstant(0));
} }

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@ -933,6 +933,18 @@ void DAGTypeLegalizer::GetSplitDestVTs(MVT InVT, MVT &LoVT, MVT &HiVT) {
} }
} }
/// GetPairElements - Use ISD::EXTRACT_ELEMENT nodes to extract the low and
/// high parts of the given value.
void DAGTypeLegalizer::GetPairElements(SDValue Pair,
SDValue &Lo, SDValue &Hi) {
DebugLoc dl = Pair.getDebugLoc();
MVT NVT = TLI.getTypeToTransformTo(Pair.getValueType());
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Pair,
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Pair,
DAG.getIntPtrConstant(1));
}
SDValue DAGTypeLegalizer::GetVectorElementPointer(SDValue VecPtr, MVT EltVT, SDValue DAGTypeLegalizer::GetVectorElementPointer(SDValue VecPtr, MVT EltVT,
SDValue Index) { SDValue Index) {
DebugLoc dl = Index.getDebugLoc(); DebugLoc dl = Index.getDebugLoc();

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@ -695,6 +695,10 @@ private:
/// which is split (or expanded) into two not necessarily identical pieces. /// which is split (or expanded) into two not necessarily identical pieces.
void GetSplitDestVTs(MVT InVT, MVT &LoVT, MVT &HiVT); void GetSplitDestVTs(MVT InVT, MVT &LoVT, MVT &HiVT);
/// GetPairElements - Use ISD::EXTRACT_ELEMENT nodes to extract the low and
/// high parts of the given value.
void GetPairElements(SDValue Pair, SDValue &Lo, SDValue &Hi);
// Generic Result Splitting. // Generic Result Splitting.
void SplitRes_MERGE_VALUES(SDNode *N, SDValue &Lo, SDValue &Hi); void SplitRes_MERGE_VALUES(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitRes_SELECT (SDNode *N, SDValue &Lo, SDValue &Hi); void SplitRes_SELECT (SDNode *N, SDValue &Lo, SDValue &Hi);

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@ -135,16 +135,11 @@ void DAGTypeLegalizer::ExpandRes_EXTRACT_ELEMENT(SDNode *N, SDValue &Lo,
GetExpandedOp(N->getOperand(0), Lo, Hi); GetExpandedOp(N->getOperand(0), Lo, Hi);
SDValue Part = cast<ConstantSDNode>(N->getOperand(1))->getZExtValue() ? SDValue Part = cast<ConstantSDNode>(N->getOperand(1))->getZExtValue() ?
Hi : Lo; Hi : Lo;
DebugLoc dl = N->getDebugLoc();
assert(Part.getValueType() == N->getValueType(0) && assert(Part.getValueType() == N->getValueType(0) &&
"Type twice as big as expanded type not itself expanded!"); "Type twice as big as expanded type not itself expanded!");
MVT NVT = TLI.getTypeToTransformTo(N->getValueType(0));
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Part, GetPairElements(Part, Lo, Hi);
DAG.getConstant(0, TLI.getPointerTy()));
Hi = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NVT, Part,
DAG.getConstant(1, TLI.getPointerTy()));
} }
void DAGTypeLegalizer::ExpandRes_EXTRACT_VECTOR_ELT(SDNode *N, SDValue &Lo, void DAGTypeLegalizer::ExpandRes_EXTRACT_VECTOR_ELT(SDNode *N, SDValue &Lo,