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If the target doesn't support f32 natively, insert the FP_EXTEND in target-indep

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code, so that the LowerReturn code doesn't have to handle it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25482 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-01-20 18:38:32 +00:00
parent 7c2b7c7c75
commit 4eebb60f84
2 changed files with 7 additions and 2 deletions
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5
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -3377,7 +3377,8 @@ bool SelectionDAGLegalize::ExpandShift(unsigned Opc, SDOperand Op,SDOperand Amt,
/// Found.
static void FindLatestCallSeqStart(SDNode *Node, SDNode *&Found,
std::set<SDNode*> &Visited) {
if (Node->getNodeDepth() <= Found->getNodeDepth() ||
if (/*Node->getNodeDepth() <= Found->getNodeDepth() ||*/
Node->getNumOperands() == 0 ||
!Visited.insert(Node).second) return;
// If we found an CALLSEQ_START, we already know this node occurs later
@ -3404,7 +3405,7 @@ static void FindLatestCallSeqStart(SDNode *Node, SDNode *&Found,
/// than Found.
static void FindEarliestCallSeqEnd(SDNode *Node, SDNode *&Found,
std::set<SDNode*> &Visited) {
if ((Found && Node->getNodeDepth() >= Found->getNodeDepth()) ||
if (/*(Found && Node->getNodeDepth() >= Found->getNodeDepth()) ||*/
!Visited.insert(Node).second) return;
// If we found an CALLSEQ_END, we already know this node occurs earlier

4
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
View File

@ -490,6 +490,10 @@ void SelectionDAGLowering::visitRet(ReturnInst &I) {
Op1 = DAG.getNode(ISD::ZERO_EXTEND, TmpVT, Op1);
break;
case MVT::f32:
// If this is a machine where f32 is promoted to f64, do so now.
if (TLI.getTypeAction(MVT::f32) == TargetLowering::Promote)
Op1 = DAG.getNode(ISD::FP_EXTEND, TLI.getTypeToTransformTo(MVT::f32),Op1);
break;
case MVT::i64:
case MVT::f64:
break; // No extension needed!