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| author | Sanjoy Das <sanjoy@playingwithpointers.com> | 2015-05-05 23:06:57 +0000 |
|---|---|---|
| committer | Sanjoy Das <sanjoy@playingwithpointers.com> | 2015-05-05 23:06:57 +0000 |
| commit | 1194d1e799c71ad8fbaac09b782949624c4be3c5 (patch) | |
| tree | 42b0d9552b0e0414016e13f6dd61fd335f6546a0 /llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h | |
| parent | 3936a97f11b48ee9f194461937906dc6d26abad0 (diff) | |
| download | bcm5719-llvm-1194d1e799c71ad8fbaac09b782949624c4be3c5.tar.gz bcm5719-llvm-1194d1e799c71ad8fbaac09b782949624c4be3c5.zip | |
[SelectionDAG] Make an argument optional in RFV::getCopyToRegs. NFC.
Summary:
We default the value argument to nullptr. The only use of the value is
in diagnosePossiblyInvalidConstraint and that seems to be resilient to
it being nullptr.
Reviewers: atrick, reames
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D9479
llvm-svn: 236555
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h | 11 |
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 |
