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| author | Bob Wilson <bob.wilson@apple.com> | 2009-09-10 22:09:31 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2009-09-10 22:09:31 +0000 |
| commit | 39f51320cad0a96ec6577d107f3de3f155ad179c (patch) | |
| tree | 2a2ab6477325393fc3c4cb85432b605f9bf1bd99 /llvm/lib/CodeGen | |
| parent | 50f0376f49775aeb580b9428d8ac081e395b21c5 (diff) | |
| download | bcm5719-llvm-39f51320cad0a96ec6577d107f3de3f155ad179c.tar.gz bcm5719-llvm-39f51320cad0a96ec6577d107f3de3f155ad179c.zip | |
Don't swap the operands of a subtraction when trying to create a
post-decrement load/store.
llvm-svn: 81464
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 58f931234e1..8236ca404df 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -4715,7 +4715,7 @@ bool DAGCombiner::CombineToPostIndexedLoadStore(SDNode *N) { SDValue Offset; ISD::MemIndexedMode AM = ISD::UNINDEXED; if (TLI.getPostIndexedAddressParts(N, Op, BasePtr, Offset, AM, DAG)) { - if (Ptr == Offset) + if (Ptr == Offset && Op->getOpcode() == ISD::ADD) std::swap(BasePtr, Offset); if (Ptr != BasePtr) continue; |
