legalize a bunch of operations that I missed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19580 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 34d8146..bcbaae8 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -751,7 +751,6 @@
case ISD::FP_TO_UINT:
case ISD::SINT_TO_FP:
case ISD::UINT_TO_FP:
-
switch (getTypeAction(Node->getOperand(0).getValueType())) {
case Legal:
Tmp1 = LegalizeOp(Node->getOperand(0));
@@ -776,19 +775,30 @@
case Promote:
switch (Node->getOpcode()) {
- case ISD::ZERO_EXTEND: {
- // Mask out the high bits.
- uint64_t MaskCst =
- 1ULL << (MVT::getSizeInBits(Node->getOperand(0).getValueType()))-1;
- Tmp1 = PromoteOp(Node->getOperand(0));
- Result = DAG.getNode(ISD::AND, Node->getValueType(0), Tmp1,
- DAG.getConstant(MaskCst, Node->getValueType(0)));
+ case ISD::ZERO_EXTEND:
+ Result = PromoteOp(Node->getOperand(0));
+ Result = DAG.getNode(ISD::ZERO_EXTEND_INREG, Result.getValueType(),
+ Result, Node->getOperand(0).getValueType());
break;
- }
case ISD::SIGN_EXTEND:
+ Result = PromoteOp(Node->getOperand(0));
+ Result = DAG.getNode(ISD::SIGN_EXTEND_INREG, Result.getValueType(),
+ Result, Node->getOperand(0).getValueType());
+ break;
case ISD::TRUNCATE:
+ Result = PromoteOp(Node->getOperand(0));
+ Result = DAG.getNode(ISD::TRUNCATE, Op.getValueType(), Result);
+ break;
case ISD::FP_EXTEND:
+ Result = PromoteOp(Node->getOperand(0));
+ if (Result.getValueType() != Op.getValueType())
+ // Dynamically dead while we have only 2 FP types.
+ Result = DAG.getNode(ISD::FP_EXTEND, Op.getValueType(), Result);
+ break;
case ISD::FP_ROUND:
+ Result = PromoteOp(Node->getOperand(0));
+ Result = DAG.getNode(ISD::FP_ROUND, Op.getValueType(), Result);
+ break;
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
case ISD::SINT_TO_FP: