only if the number of packed elements is a power of two.
Bug found in Duncan's testcase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132923
91177308-0d34-0410-b5e6-
96231b3b80d8
if (MemVT.getSizeInBits() <= WidenEltWidth)
break;
if (TLI.isTypeLegal(MemVT) && (WidenWidth % MemVTWidth) == 0 &&
+ isPowerOf2_32(WidenWidth / MemVTWidth) &&
(MemVTWidth <= Width ||
(Align!=0 && MemVTWidth<=AlignInBits && MemVTWidth<=Width+WidenEx))) {
RetVT = MemVT;
unsigned MemVTWidth = MemVT.getSizeInBits();
if (TLI.isTypeLegal(MemVT) && WidenEltVT == MemVT.getVectorElementType() &&
(WidenWidth % MemVTWidth) == 0 &&
+ isPowerOf2_32(WidenWidth / MemVTWidth) &&
(MemVTWidth <= Width ||
(Align!=0 && MemVTWidth<=AlignInBits && MemVTWidth<=Width+WidenEx))) {
if (RetVT.getSizeInBits() < MemVTWidth || MemVT == WidenVT)