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| author | Evan Cheng <evan.cheng@apple.com> | 2006-11-08 20:27:27 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-11-08 20:27:27 +0000 |
| commit | 85e54223cde9bb77b9127282c9f72608617ccbe3 (patch) | |
| tree | 03dd302af4ceca1e610afe08311c5efb20f896e8 /llvm/lib/CodeGen | |
| parent | fd6e54439a21e2768b3eacd01e5e974bf4305911 (diff) | |
| download | bcm5719-llvm-85e54223cde9bb77b9127282c9f72608617ccbe3.tar.gz bcm5719-llvm-85e54223cde9bb77b9127282c9f72608617ccbe3.zip | |
Match more post-indexed ops.
llvm-svn: 31569
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index bdb2d5e2f17..430cf5c6f56 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -301,8 +301,12 @@ namespace { SDOperand BasePtr; SDOperand Offset; ISD::MemOpAddrMode AM = ISD::UNINDEXED; - if (TLI.getPostIndexedAddressParts(Op, VT, BasePtr, Offset, AM,DAG) && - BasePtr == Ptr) { + if (TLI.getPostIndexedAddressParts(Op, VT, BasePtr, Offset, AM,DAG)) { + if (Ptr == Offset) + std::swap(BasePtr, Offset); + if (Ptr != BasePtr) + continue; + // Try turning it into a post-indexed load / store except when // 1) Op must be independent of N, i.e. Op is neither a predecessor // nor a successor of N. Otherwise, if Op is folded that would |
