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-rw-r--r--llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index 72f82002e3d..e3f3cd26d97 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -935,13 +935,14 @@ struct RegsForValue {
SDValue &Chain, SDValue *Flag,
const Value *V = nullptr) const;
- /// getCopyToRegs - Emit a series of CopyToReg nodes that copies the
- /// specified value into the registers specified by this object. This uses
- /// Chain/Flag as the input and updates them for the output Chain/Flag.
- /// If the Flag pointer is NULL, no flag is used.
+ /// getCopyToRegs - Emit a series of CopyToReg nodes that copies the specified
+ /// value into the registers specified by this object. This uses Chain/Flag
+ /// as the input and updates them for the output Chain/Flag. If the Flag
+ /// pointer is nullptr, no flag is used. If V is not nullptr, then it is used
+ /// in printing better diagnostic messages on error.
void
getCopyToRegs(SDValue Val, SelectionDAG &DAG, SDLoc dl, SDValue &Chain,
- SDValue *Flag, const Value *V,
+ SDValue *Flag, const Value *V = nullptr,
ISD::NodeType PreferredExtendType = ISD::ANY_EXTEND) const;
/// AddInlineAsmOperands - Add this value to the specified inlineasm node
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