1 ; RUN: opt < %s -loop-accesses -analyze | FileCheck %s
2 ; RUN: opt -passes='require<scalar-evolution>,require<aa>,loop(print-access-info)' -disable-output < %s 2>&1 | FileCheck %s
4 ; Inner loop has a store to invariant address, but LAA does not need to identify
5 ; the store to invariant address, since it is a single store.
7 ; for(; i < itr; i++) {
8 ; for(; j < itr; j++) {
9 ; var1[j] = ++var2[i] + var1[j];
13 ; CHECK: Non vectorizable stores to invariant address were not found in loop.
15 define void @foo(i32* nocapture %var1, i32* nocapture %var2, i32 %itr) #0 {
17 %cmp20 = icmp sgt i32 %itr, 0
18 br i1 %cmp20, label %for.cond1.preheader, label %for.end11
20 for.cond1.preheader: ; preds = %entry, %for.inc9
21 %indvars.iv23 = phi i64 [ %indvars.iv.next24, %for.inc9 ], [ 0, %entry ]
22 %j.022 = phi i32 [ %j.1.lcssa, %for.inc9 ], [ 0, %entry ]
23 %cmp218 = icmp slt i32 %j.022, %itr
24 br i1 %cmp218, label %for.body3.lr.ph, label %for.inc9
26 for.body3.lr.ph: ; preds = %for.cond1.preheader
27 %arrayidx = getelementptr inbounds i32, i32* %var2, i64 %indvars.iv23
28 %0 = sext i32 %j.022 to i64
31 for.body3: ; preds = %for.body3, %for.body3.lr.ph
32 %indvars.iv = phi i64 [ %0, %for.body3.lr.ph ], [ %indvars.iv.next, %for.body3 ]
33 %1 = load i32, i32* %arrayidx, align 4
34 %inc = add nsw i32 %1, 1
35 store i32 %inc, i32* %arrayidx, align 4
36 %arrayidx5 = getelementptr inbounds i32, i32* %var1, i64 %indvars.iv
37 %2 = load i32, i32* %arrayidx5, align 4
38 %add = add nsw i32 %inc, %2
39 store i32 %add, i32* %arrayidx5, align 4
40 %indvars.iv.next = add nsw i64 %indvars.iv, 1
41 %lftr.wideiv = trunc i64 %indvars.iv.next to i32
42 %exitcond = icmp eq i32 %lftr.wideiv, %itr
43 br i1 %exitcond, label %for.inc9, label %for.body3
45 for.inc9: ; preds = %for.body3, %for.cond1.preheader
46 %j.1.lcssa = phi i32 [ %j.022, %for.cond1.preheader ], [ %itr, %for.body3 ]
47 %indvars.iv.next24 = add nuw nsw i64 %indvars.iv23, 1
48 %lftr.wideiv25 = trunc i64 %indvars.iv.next24 to i32
49 %exitcond26 = icmp eq i32 %lftr.wideiv25, %itr
50 br i1 %exitcond26, label %for.end11, label %for.cond1.preheader
52 for.end11: ; preds = %for.inc9, %entry