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Make use of TLI.ExpandOperation, remove softfloat stuff.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43167 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-10-19 03:58:25 +00:00
parent c224a53d7a
commit 597ab48ca0
1 changed files with 15 additions and 49 deletions
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64
lib/CodeGen/SelectionDAG/LegalizeDAGTypes.cpp
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@ -725,19 +725,6 @@ void DAGTypeLegalizer::ExpandResult_LOAD(LoadSDNode *N,
if (ExtType == ISD::NON_EXTLOAD) {
Lo = DAG.getLoad(NVT, Ch, Ptr, N->getSrcValue(), SVOffset,
isVolatile, Alignment);
if (VT == MVT::f32 || VT == MVT::f64) {
assert(0 && "FIXME: softfp should use promotion!");
#if 0
// f32->i32 or f64->i64 one to one expansion.
// Remember that we legalized the chain.
AddLegalizedOperand(SDOperand(Node, 1), LegalizeOp(Lo.getValue(1)));
// Recursively expand the new load.
if (getTypeAction(NVT) == Expand)
ExpandOp(Lo, Lo, Hi);
break;
#endif
}
// Increment the pointer to the other half.
unsigned IncrementSize = MVT::getSizeInBits(Lo.getValueType())/8;
Ptr = DAG.getNode(ISD::ADD, Ptr.getValueType(), Ptr,
@ -756,19 +743,6 @@ void DAGTypeLegalizer::ExpandResult_LOAD(LoadSDNode *N,
} else {
MVT::ValueType EVT = N->getLoadedVT();
if (VT == MVT::f64 && EVT == MVT::f32) {
assert(0 && "FIXME: softfp should use promotion!");
#if 0
// f64 = EXTLOAD f32 should expand to LOAD, FP_EXTEND
SDOperand Load = DAG.getLoad(EVT, Ch, Ptr, N->getSrcValue(),
SVOffset, isVolatile, Alignment);
// Remember that we legalized the chain.
AddLegalizedOperand(SDOperand(Node, 1), LegalizeOp(Load.getValue(1)));
ExpandOp(DAG.getNode(ISD::FP_EXTEND, VT, Load), Lo, Hi);
break;
#endif
}
if (EVT == NVT)
Lo = DAG.getLoad(NVT, Ch, Ptr, N->getSrcValue(),
SVOffset, isVolatile, Alignment);
@ -843,13 +817,11 @@ void DAGTypeLegalizer::ExpandResult_ADDSUB(SDNode *N,
// If the target wants to custom expand this, let them.
if (TLI.getOperationAction(N->getOpcode(), VT) ==
TargetLowering::Custom) {
SDOperand Op = TLI.LowerOperation(SDOperand(N, 0), DAG);
// FIXME: Do a replace all uses with here!
assert(0 && "Custom not impl yet!");
if (Op.Val) {
#if 0
ExpandOp(Op, Lo, Hi);
#endif
std::pair<SDOperand,SDOperand> Ret =
TLI.ExpandOperation(SDOperand(N, 0), DAG);
if (Ret.first.Val) {
Lo = Ret.first;
Hi = Ret.second;
return;
}
}
@ -905,13 +877,11 @@ void DAGTypeLegalizer::ExpandResult_MUL(SDNode *N,
// If the target wants to custom expand this, let them.
if (TLI.getOperationAction(ISD::MUL, VT) == TargetLowering::Custom) {
SDOperand New = TLI.LowerOperation(SDOperand(N, 0), DAG);
if (New.Val) {
// FIXME: Do a replace all uses with here!
assert(0 && "Custom not impl yet!");
#if 0
ExpandOp(New, Lo, Hi);
#endif
std::pair<SDOperand,SDOperand> Ret =
TLI.ExpandOperation(SDOperand(N, 0), DAG);
if (Ret.first.Val) {
Lo = Ret.first;
Hi = Ret.second;
return;
}
}
@ -990,15 +960,11 @@ void DAGTypeLegalizer::ExpandResult_Shift(SDNode *N,
// If the target wants custom lowering, do so.
if (TLI.getOperationAction(N->getOpcode(), VT) == TargetLowering::Custom) {
SDOperand Op = TLI.LowerOperation(SDOperand(N, 0), DAG);
if (Op.Val) {
// Now that the custom expander is done, expand the result, which is
// still VT.
// FIXME: Do a replace all uses with here!
abort();
#if 0
ExpandOp(Op, Lo, Hi);
#endif
std::pair<SDOperand,SDOperand> Ret =
TLI.ExpandOperation(SDOperand(N, 0), DAG);
if (Ret.first.Val) {
Lo = Ret.first;
Hi = Ret.second;
return;
}
}