followup fixing tests

Author: cmc-rep

llvm/test/Transforms/LoadStoreVectorizer/AMDGPU/vect-ptr-ptr-size-mismatch.ll

@@ -22,9 +22,9 @@ entry:
 }
 
 ; CHECK-LABEL: @cast_to_cast
-; CHECK: load <1 x i64>
-; CHECK: extractelement <1 x i64>
-; CHECK: extractelement <1 x i64>
+; CHECK: load i64
+; CHECK-NEXT: inttoptr i64
+; CHECK-NEXT: inttoptr i64
 define void @cast_to_cast() {
 entry:
   %a.ascast = addrspacecast ptr addrspace(5) undef to ptr

llvm/test/Transforms/LoadStoreVectorizer/X86/subchain-interleaved.ll

@@ -85,9 +85,7 @@ define void  @chain_prefix_suffix(ptr noalias %ptr) {
 ; CHECK: load <2 x i32>
 ; CHECK: store <2 x i32> zeroinitializer
 ; CHECK: load <3 x i32>
-; CHECK: load <1 x i32>
-; CHECK: extractelement <1 x i32>
-; CHECK: extractelement <1 x i32>
+; CHECK: load i32
 
 define void @interleave_get_longest(ptr noalias %ptr) {
   %tmp2 = getelementptr i32, ptr %ptr, i64 1