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[DAG] Allow non-uniform constant vectors to call BuildSDIV

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This was missed in D50185.

NFC until we add actual non-uniform support to BuildSDIV (similar BuildUDIV support in D49248) - for now it just early outs.

llvm-svn: 339147
This commit is contained in:
Simon Pilgrim 2018-08-07 14:50:39 +00:00
parent c73548348f
commit ef55a2d673
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -3218,7 +3218,8 @@ SDValue DAGCombiner::visitSDIVLike(SDValue N0, SDValue N1, SDNode *N) {
// alternate sequence. Targets may check function attributes for size/speed
// trade-offs.
AttributeList Attr = DAG.getMachineFunction().getFunction().getAttributes();
if (N1C && !TLI.isIntDivCheap(N->getValueType(0), Attr))
if (isConstantOrConstantVector(N1, /*NoOpaques*/ true) &&
!TLI.isIntDivCheap(N->getValueType(0), Attr))
if (SDValue Op = BuildSDIV(N))
return Op;