Implement a basic VectorTargetTransformInfo interface to be used by the loop and bb vectorizers for modeling the cost of instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166593 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index 655ede7..48f9bba 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -49,7 +49,7 @@
     TSInfo(*this),
     TLInfo(*this),
     JITInfo(*this),
-    STTI(&TLInfo) {
+    STTI(&TLInfo), VTTI(&TLInfo) {
 }
 
 void X86_64TargetMachine::anchor() { }
@@ -66,7 +66,7 @@
     TSInfo(*this),
     TLInfo(*this),
     JITInfo(*this),
-    STTI(&TLInfo) {
+    STTI(&TLInfo), VTTI(&TLInfo){
 }
 
 /// X86TargetMachine ctor - Create an X86 target.