Remove getWidenVectorType, which is no longer used.

llvm-svn: 98289

1 files changed, 0 insertions, 38 deletions

diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 9b7f6fc6aee..fc30b134e01 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -10292,41 +10292,3 @@ X86TargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint,
 
   return Res;
 }
-
-//===----------------------------------------------------------------------===//
-//                           X86 Widen vector type
-//===----------------------------------------------------------------------===//
-
-/// getWidenVectorType: given a vector type, returns the type to widen
-/// to (e.g., v7i8 to v8i8). If the vector type is legal, it returns itself.
-/// If there is no vector type that we want to widen to, returns MVT::Other
-/// When and where to widen is target dependent based on the cost of
-/// scalarizing vs using the wider vector type.
-
-EVT X86TargetLowering::getWidenVectorType(EVT VT) const {
-  assert(VT.isVector());
-  if (isTypeLegal(VT))
-    return VT;
-
-  // TODO: In computeRegisterProperty, we can compute the list of legal vector
-  //       type based on element type.  This would speed up our search (though
-  //       it may not be worth it since the size of the list is relatively
-  //       small).
-  EVT EltVT = VT.getVectorElementType();
-  unsigned NElts = VT.getVectorNumElements();
-
-  // On X86, it make sense to widen any vector wider than 1
-  if (NElts <= 1)
-    return MVT::Other;
-
-  for (unsigned nVT = MVT::FIRST_VECTOR_VALUETYPE;
-       nVT <= MVT::LAST_VECTOR_VALUETYPE; ++nVT) {
-    EVT SVT = (MVT::SimpleValueType)nVT;
-
-    if (isTypeLegal(SVT) &&
-        SVT.getVectorElementType() == EltVT &&
-        SVT.getVectorNumElements() > NElts)
-      return SVT;
-  }
-  return MVT::Other;
-}