[TTI][X86] Make getAddressComputationCost cost value const. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359999 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86TargetTransformInfo.cpp b/lib/Target/X86/X86TargetTransformInfo.cpp
index b0a45fb..7f0e431 100644 (file)
--- a/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -2401,7 +2401,7 @@ int X86TTIImpl::getAddressComputationCost(Type *Ty, ScalarEvolution *SE,
   // likely result in more instructions compared to scalar code where the
   // computation can more often be merged into the index mode. The resulting
   // extra micro-ops can significantly decrease throughput.
-  unsigned NumVectorInstToHideOverhead = 10;
+  const unsigned NumVectorInstToHideOverhead = 10;
 
   // Cost modeling of Strided Access Computation is hidden by the indexing
   // modes of X86 regardless of the stride value. We dont believe that there