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| author | Dan Gohman <gohman@apple.com> | 2011-09-22 23:01:29 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2011-09-22 23:01:29 +0000 |
| commit | 7b316c93273b2156f173fb2877c5e482f13f6778 (patch) | |
| tree | f0c08b436218fc11b4a1fb5f714d75ec18bd4037 /lib/CodeGen/SelectionDAG/DAGCombiner.cpp | |
| parent | 4bd89873be74d7463676fde09ba6ea97a5b9d555 (diff) | |
Fix SimplifySelectCC to add newly created nodes to the DAGCombiner
worklist, as it may be possible to perform further optimization on them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140349 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 1b73b0711e..7b878688df 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -7500,10 +7500,13 @@ SDValue DAGCombiner::SimplifySelectCC(DebugLoc DL, SDValue N0, SDValue N1, SDValue Cond = DAG.getSetCC(DL, TLI.getSetCCResultType(N0.getValueType()), N0, N1, CC); + AddToWorkList(Cond.getNode()); SDValue CstOffset = DAG.getNode(ISD::SELECT, DL, Zero.getValueType(), Cond, One, Zero); + AddToWorkList(CstOffset.getNode()); CPIdx = DAG.getNode(ISD::ADD, DL, TLI.getPointerTy(), CPIdx, CstOffset); + AddToWorkList(CPIdx.getNode()); return DAG.getLoad(TV->getValueType(0), DL, DAG.getEntryNode(), CPIdx, MachinePointerInfo::getConstantPool(), false, false, Alignment); |