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Remove cruft I put in there...

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35394 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2007-03-28 01:02:54 +00:00
parent f2177b89a1
commit a80d7bd665
1 changed files with 0 additions and 72 deletions
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72
lib/Target/X86/X86ISelLowering.cpp
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@ -2286,78 +2286,6 @@ static SDOperand getShuffleVectorZeroOrUndef(SDOperand V2, MVT::ValueType VT,
return DAG.getNode(ISD::VECTOR_SHUFFLE, VT, V1, V2, Mask);
}
/// LowerBuildVectorv8i8 - Custom lower build_vector of v8i8.
///
static SDOperand LowerBuildVectorv8i8(SDOperand Op, unsigned NonZeros,
unsigned NumNonZero, unsigned NumZero,
SelectionDAG &DAG, TargetLowering &TLI) {
if (NumNonZero > 8)
return SDOperand();
SDOperand V(0, 0);
bool First = true;
for (unsigned i = 0; i < 8; ++i) {
bool ThisIsNonZero = (NonZeros & (1 << i)) != 0;
if (ThisIsNonZero && First) {
if (NumZero)
V = getZeroVector(MVT::v4i16, DAG);
else
V = DAG.getNode(ISD::UNDEF, MVT::v4i16);
First = false;
}
if ((i & 1) != 0) {
SDOperand ThisElt(0, 0), LastElt(0, 0);
bool LastIsNonZero = (NonZeros & (1 << (i-1))) != 0;
if (LastIsNonZero) {
LastElt = DAG.getNode(ISD::ZERO_EXTEND, MVT::i16, Op.getOperand(i-1));
}
if (ThisIsNonZero) {
ThisElt = DAG.getNode(ISD::ZERO_EXTEND, MVT::i16, Op.getOperand(i));
ThisElt = DAG.getNode(ISD::SHL, MVT::i16,
ThisElt, DAG.getConstant(8, MVT::i8));
if (LastIsNonZero)
ThisElt = DAG.getNode(ISD::OR, MVT::i16, ThisElt, LastElt);
} else
ThisElt = LastElt;
if (ThisElt.Val)
V = DAG.getNode(ISD::INSERT_VECTOR_ELT, MVT::v4i16, V, ThisElt,
DAG.getConstant(i/2, TLI.getPointerTy()));
}
}
return DAG.getNode(ISD::BIT_CONVERT, MVT::v8i8, V);
}
/// LowerBuildVectorv4i16 - Custom lower build_vector of v4i16.
///
static SDOperand LowerBuildVectorv4i16(SDOperand Op, unsigned NonZeros,
unsigned NumNonZero, unsigned NumZero,
SelectionDAG &DAG, TargetLowering &TLI) {
if (NumNonZero > 4)
return SDOperand();
SDOperand V(0, 0);
bool First = true;
for (unsigned i = 0; i < 4; ++i) {
bool isNonZero = (NonZeros & (1 << i)) != 0;
if (isNonZero) {
if (First) {
if (NumZero)
V = getZeroVector(MVT::v4i16, DAG);
else
V = DAG.getNode(ISD::UNDEF, MVT::v4i16);
First = false;
}
V = DAG.getNode(ISD::INSERT_VECTOR_ELT, MVT::v4i16, V, Op.getOperand(i),
DAG.getConstant(i, TLI.getPointerTy()));
}
}
return V;
}
/// LowerBuildVectorv16i8 - Custom lower build_vector of v16i8.
///
static SDOperand LowerBuildVectorv16i8(SDOperand Op, unsigned NonZeros,