[llvm] r323505 - [SelectionDAG] Replace a std::vector<SDValue> with a SmallVector.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Thu Jan 25 23:15:22 2018
New Revision: 323505

URL: http://llvm.org/viewvc/llvm-project?rev=323505&view=rev
Log:
[SelectionDAG] Replace a std::vector<SDValue> with a SmallVector.

It likely the number of elements in the type we're legalizing here is reasonably small.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp?rev=323505&r1=323504&r2=323505&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypesGeneric.cpp Thu Jan 25 23:15:22 2018
@@ -384,7 +384,7 @@ SDValue DAGTypeLegalizer::ExpandOp_BUILD
 
   // Build a vector of twice the length out of the expanded elements.
   // For example <3 x i64> -> <6 x i32>.
-  std::vector<SDValue> NewElts;
+  SmallVector<SDValue, 16> NewElts;
   NewElts.reserve(NumElts*2);
 
   for (unsigned i = 0; i < NumElts; ++i) {