diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 67b26dca9d..3bea8c69ee 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -2131,10 +2131,6 @@ ExpandIntToFP(bool isSigned, MVT::ValueType DestTy, SDOperand Source) { assert(Source.getValueType() == MVT::i64 && "Only handle expand from i64!"); if (!isSigned) { - // If this is unsigned, and not supported, first perform the conversion to - // signed, then adjust the result if the sign bit is set. - SDOperand SignedConv = ExpandIntToFP(true, DestTy, Source); - assert(Source.getValueType() == MVT::i64 && "This only works for 64-bit -> FP"); // The 64-bit value loaded will be incorrectly if the 'sign bit' of the @@ -2143,6 +2139,11 @@ ExpandIntToFP(bool isSigned, MVT::ValueType DestTy, SDOperand Source) { SDOperand Lo, Hi; ExpandOp(Source, Lo, Hi); + // If this is unsigned, and not supported, first perform the conversion to + // signed, then adjust the result if the sign bit is set. + SDOperand SignedConv = ExpandIntToFP(true, DestTy, + DAG.getNode(ISD::BUILD_PAIR, Source.getValueType(), Lo, Hi)); + SDOperand SignSet = DAG.getSetCC(ISD::SETLT, TLI.getSetCCResultTy(), Hi, DAG.getConstant(0, Hi.getValueType())); SDOperand Zero = getIntPtrConstant(0), Four = getIntPtrConstant(4); |