diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
-rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 57f74468ad..0a9cb637b4 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -1804,9 +1804,12 @@ void RegsForValue::getCopyToRegs(SDOperand Val, SelectionDAG &DAG, // If there is a single register and the types differ, this must be // a promotion. if (RegVT != ValueVT) { - if (MVT::isInteger(RegVT)) - Val = DAG.getNode(ISD::ANY_EXTEND, RegVT, Val); - else + if (MVT::isInteger(RegVT)) { + if (RegVT < ValueVT) + Val = DAG.getNode(ISD::TRUNCATE, RegVT, Val); + else + Val = DAG.getNode(ISD::ANY_EXTEND, RegVT, Val); + } else Val = DAG.getNode(ISD::FP_EXTEND, RegVT, Val); } Chain = DAG.getCopyToReg(Chain, Regs[0], Val, Flag); |