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path: root/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp9
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);