[LoopVectorize] Use MapVector rather than DenseMap for MinBWs.

[oota-llvm.git] / lib / Transforms / Vectorize / LoopVectorize.cpp

diff --git a/lib/Transforms/Vectorize/LoopVectorize.cpp b/lib/Transforms/Vectorize/LoopVectorize.cpp
index 916872e4382268aee0114b0d574a3267f22a454c..c956a55a1009a497016324d62eebceef209047ed 100644 (file)
--- a/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -325,7 +325,7 @@ public:
   // can be validly truncated to. The cost model has assumed this truncation
   // will happen when vectorizing.
   void vectorize(LoopVectorizationLegality *L,
-                 DenseMap<Instruction*,uint64_t> MinimumBitWidths) {
+                 MapVector<Instruction*,uint64_t> MinimumBitWidths) {
     MinBWs = MinimumBitWidths;
     Legal = L;
     // Create a new empty loop. Unlink the old loop and connect the new one.
@@ -546,7 +546,7 @@ protected:
   /// Map of scalar integer values to the smallest bitwidth they can be legally
   /// represented as. The vector equivalents of these values should be truncated
   /// to this type.
-  DenseMap<Instruction*,uint64_t> MinBWs;
+  MapVector<Instruction*,uint64_t> MinBWs;
   LoopVectorizationLegality *Legal;
 
   // Record whether runtime check is added.
@@ -1505,7 +1505,7 @@ public:
   /// Map of scalar integer values to the smallest bitwidth they can be legally
   /// represented as. The vector equivalents of these values should be truncated
   /// to this type.
-  DenseMap<Instruction*,uint64_t> MinBWs;
+  MapVector<Instruction*,uint64_t> MinBWs;
 
   /// The loop that we evaluate.
   Loop *TheLoop;