Changes in directory llvm/lib/CodeGen/SelectionDAG:
LegalizeDAG.cpp updated: 1.436 -> 1.437
---
Log message:
Expand f32 / f64 to i32 / i64 conversion to soft-fp library calls.
---
Diffs of the changes: (+23 -2)
LegalizeDAG.cpp | 25 +++++++++++++++++++++++--
1 files changed, 23 insertions(+), 2 deletions(-)
Index: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.436
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.437
--- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.436 Tue Dec 12 16:19:28 2006
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Tue Dec 12 19:57:55 2006
@@ -2860,8 +2860,29 @@
break;
}
break;
- case Expand:
- assert(0 && "Shouldn't need to expand other operators here!");
+ case Expand: {
+ // Convert f32 / f64 to i32 / i64.
+ MVT::ValueType VT = Op.getValueType();
+ const char *FnName = 0;
+ switch (Node->getOpcode()) {
+ case ISD::FP_TO_SINT:
+ if (Node->getOperand(0).getValueType() == MVT::f32)
+ FnName = (VT == MVT::i32) ? "__fixsfsi" : "__fixsfdi";
+ else
+ FnName = (VT == MVT::i32) ? "__fixdfsi" : "__fixdfdi";
+ break;
+ case ISD::FP_TO_UINT:
+ if (Node->getOperand(0).getValueType() == MVT::f32)
+ FnName = (VT == MVT::i32) ? "__fixunssfsi" : "__fixunssfdi";
+ else
+ FnName = (VT == MVT::i32) ? "__fixunsdfsi" : "__fixunsdfdi";
+ break;
+ default: assert(0 && "Unreachable!");
+ }
+ SDOperand Dummy;
+ Result = ExpandLibCall(FnName, Node, Dummy);
+ break;
+ }
case Promote:
Tmp1 = PromoteOp(Node->getOperand(0));
Result = DAG.UpdateNodeOperands(Result, LegalizeOp(Tmp1));
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