diff options
| -rw-r--r-- | include/llvm/ADT/DepthFirstIterator.h | 9 | ||||
| -rw-r--r-- | lib/CodeGen/SplitKit.cpp | 6 |
2 files changed, 3 insertions, 12 deletions
diff --git a/include/llvm/ADT/DepthFirstIterator.h b/include/llvm/ADT/DepthFirstIterator.h index 3edb555..b9e5cbd 100644 --- a/include/llvm/ADT/DepthFirstIterator.h +++ b/include/llvm/ADT/DepthFirstIterator.h @@ -193,15 +193,6 @@ public: NodeType *getPath(unsigned n) const { return VisitStack[n].first.getPointer(); } - - /// skipChildren - Skip all children of Node, assuming that Node is on the - /// current path. This allows more aggressive pruning than just skipping - /// children of the current node. - _Self& skipChildren(NodeType *Node) { - while (!VisitStack.empty() && **this != Node) - VisitStack.pop_back(); - return skipChildren(); - } }; diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp index dae282d..b081bf3 100644 --- a/lib/CodeGen/SplitKit.cpp +++ b/lib/CodeGen/SplitKit.cpp @@ -446,9 +446,9 @@ VNInfo *LiveIntervalMap::mapValue(const VNInfo *ParentVNI, SlotIndex Idx) { } // No need to search the children, we found a dominating value. - // MBB is either the found dominating value, or the last phi-def we created. - // Either way, the children of MBB would be shadowed, so don't search them. - IDFI.skipChildren(MBB); + // FIXME: We could prune up to the last phi-def we inserted, need df_iterator + // for that. + IDFI.skipChildren(); } // The search should at least find a dominating value for IdxMBB. |