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Remove getTypeToExpandTo, since it isn't adding much value

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beyond just calling getTypeToTransformTo.

llvm-svn: 99335
This commit is contained in:
Dan Gohman 2010-03-23 22:15:31 +00:00
parent 7d32580e5a
commit 42f8ddeb11
2 changed files with 3 additions and 23 deletions
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21
llvm/include/llvm/Target/TargetLowering.h
View File

@ -268,27 +268,6 @@ public:
return MVT(MVT::Other); // Not reached
}
/// getTypeToExpandTo - For types supported by the target, this is an
/// identity function. For types that must be expanded (i.e. integer types
/// that are larger than the largest integer register or illegal floating
/// point types), this returns the largest legal type it will be expanded to.
EVT getTypeToExpandTo(LLVMContext &Context, EVT VT) const {
assert(!VT.isVector());
while (true) {
switch (getTypeAction(Context, VT)) {
case Legal:
return VT;
case Expand:
VT = getTypeToTransformTo(Context, VT);
break;
default:
assert(false && "Type is not legal nor is it to be expanded!");
return VT;
}
}
return VT;
}
/// getVectorTypeBreakdown - Vector types are broken down into some number of
/// legal first class types. For example, EVT::v8f32 maps to 2 EVT::v4f32
/// with Altivec or SSE1, or 8 promoted EVT::f64 values with the X86 FP stack.

5
llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
View File

@ -1021,7 +1021,7 @@ void DAGTypeLegalizer::ExpandShiftByConstant(SDNode *N, unsigned Amt,
Hi = InL;
} else if (Amt == 1 &&
TLI.isOperationLegalOrCustom(ISD::ADDC,
TLI.getTypeToExpandTo(*DAG.getContext(), NVT))) {
TLI.getTypeToTransformTo(*DAG.getContext(), NVT))) {
// Emit this X << 1 as X+X.
SDVTList VTList = DAG.getVTList(NVT, MVT::Flag);
SDValue LoOps[2] = { InL, InL };
@ -1263,7 +1263,8 @@ void DAGTypeLegalizer::ExpandIntRes_ADDSUB(SDNode *N,
bool hasCarry =
TLI.isOperationLegalOrCustom(N->getOpcode() == ISD::ADD ?
ISD::ADDC : ISD::SUBC,
TLI.getTypeToExpandTo(*DAG.getContext(), NVT));
TLI.getTypeToTransformTo(*DAG.getContext(),
NVT));
if (hasCarry) {
SDVTList VTList = DAG.getVTList(NVT, MVT::Flag);