[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

[Chris Lattner]

Changes in directory llvm/lib/CodeGen/SelectionDAG:

LegalizeDAG.cpp updated: 1.203 -> 1.204
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Log message:

Allocate the right amount of memory for this vector up front.


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Diffs of the changes:  (+1 -0)

 LegalizeDAG.cpp |    1 +
 1 files changed, 1 insertion(+)


Index: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.203 llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.204
--- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.203	Tue Oct 25 18:47:25 2005
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp	Tue Nov  8 17:32:44 2005
@@ -409,6 +409,7 @@
   // node is only legalized after all of its operands are legalized.
   std::map<SDNode*, unsigned> Visited;
   std::vector<SDNode*> Order;
+  Order.reserve(DAG.allnodes_end()-DAG.allnodes_begin());
   
   // Compute ordering from all of the leaves in the graphs, those (like the
   // entry node) that have no operands.